NMC $1.17 +3.84%
Hashrate 550.4 EH/s

u/mattan

Current Record live

Name u/mattan
Owner NEQ9DJmn5g…H4p7HkdF
Updated 27 Jan 2026, 16:22 UTC 209d ago · height 809,217
Expires 3 Oct 2026, 08:55 UTC approx. in 39d · 5,629 blocks
First registered at 24 Feb 2014, 17:02 UTC 12.5y ago · height 164,052
Last update tx 1a8c93cf86f9…b8286ee63b

Value

{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}

Operation History (15)

TRANSFER Jan 27, 2026 · 04:22 PM UTC blk 809,217
→ NEQ9DJmn5g…H4p7HkdF · 1a8c93cf86f9…286ee63b inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Jun 4, 2025 · 08:38 PM UTC blk 775,170
→ MwpQCAaENP…JaizpQpq · 22de3aa0d694…74f0f17c inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Oct 10, 2024 · 12:00 PM UTC blk 740,581
→ NBuXi7wRcn…WAEz9Y8c · c0cf813a4ab2…1f77bb77 inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Oct 8, 2024 · 11:48 AM UTC blk 740,303
→ N5DBTVtspo…bFF2vSgZ · 12292c189ec2…57e4eba7 inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Feb 17, 2024 · 06:56 PM UTC blk 706,479
→ N7GKrMJtoF…TUugBsst · 863379527f72…9b93cfbb inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Jul 24, 2023 · 09:46 AM UTC blk 675,286
→ N2kkS7LDYE…i7U4qYxz · 8f4c4a89af9e…c117db31 inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Nov 30, 2022 · 06:41 PM UTC blk 640,974
→ MxQs35hK2N…8v9uwEvw · 33a162d07d8e…63234aa1 inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Apr 14, 2022 · 08:35 PM UTC blk 607,621
→ NKg833jM2N…a4bcqRiL · f0fdc023dd37…274d728b inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
REGISTER Aug 28, 2021 · 11:26 AM UTC blk 573,992
→ NGsJinKTZT…MJJgF1ob · 1e13722d29a1…c55a5313
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Sep 10, 2015 · 03:05 PM UTC blk 248,322
→ N7sV4avNhX…Gm4hnkxr · 98644c635de9…54604281 inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
REGISTER May 7, 2015 · 09:36 PM UTC blk 229,736
→ NBpjJ41hLV…517VDTN4 · a9983c0f6b03…9e3c040e
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-2"
}
TRANSFER Sep 3, 2014 · 04:25 AM UTC blk 193,675
→ N1HSwsUW2U…7v82Siqz · 77e9fcc0d5c2…af22f5bb inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthedu, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel",
    "proof": {
      "url": "https://twitter.com/mattangriffel/status/506993694986096642"
    }
  },
  "cover": {
    "url": "https://s3.amazonaws.com/dx3/mattan"
  },
  "bitcoin": {
    "address": "1JnBpRU3FEbjP1kipCTQuKgUYui8TzVccT"
  },
  "next": "i/mattan-1"
}
TRANSFER Jun 25, 2014 · 07:58 PM UTC blk 183,988
→ NHekhwNUhc…HdqpoRh7 · 5539f6955d3d…f20e11c3 inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthrails, growth hacker, and online learning expert",
  "name": {
    "formatted": "Mattan Griffel"
  },
  "twitter": {
    "username": "mattangriffel"
  },
  "cover": {
    "url": "https://s3.amazonaws.com/97p/web-purple.jpg"
  },
  "bitcoin": {
    "address": "175NUEckm2ciNjuCBuQRkDmtddziUBabb2"
  },
  "avatar": {
    "url": "https://pbs.twimg.com/profile_images/2403294962/i3s4xylwbvoni6hcfpm2.jpeg"
  },
  "v": 0.2,
  "location": {
    "formatted": "New York, NY"
  }
}
TRANSFER Mar 7, 2014 · 07:04 PM UTC blk 165,861
→ NHZqbQYMcB…sJWY5mng · b04c8b6a5b09…15fb7c9c inferred
Value 
{
  "website": "http://onemonth.com",
  "bio": "ceo at yc-backed @onemonthrails, growth hacker, and online learning expert",
  "name": "Mattan Griffel",
  "twitter": "mattangriffel",
  "cover": "https://s3.amazonaws.com/97p/web-purple.jpg",
  "bitcoin": "175NUEckm2ciNjuCBuQRkDmtddziUBabb2",
  "location": "New York, NY",
  "v": 0.1,
  "avatar": "https://pbs.twimg.com/profile_images/2403294962/i3s4xylwbvoni6hcfpm2.jpeg"
}
REGISTER Feb 24, 2014 · 05:02 PM UTC blk 164,052
→ NEtfiyi6qv…kkCbaoR3 · b99b7420969a…22d97b4a
Value 
{
  "status": "reserved",
  "message": "This OneName username is reserved for Mattan Griffel. If this is you, please email reservations@onename.io to claim it for free."
}