Pith Number

pith:NTVUOVRB

pith:2016:NTVUOVRBHWW7QXC2OBTXKEJHDK

not attested not anchored not stored refs pending

Bitcoin and Decentralized Trust Protocols

Ricardo Perez-Marco

arxiv:1601.05254 v2 · 2016-01-20 · cs.CY · math.HO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NTVUOVRBHWW7QXC2OBTXKEJHDK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:16:43.287976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ceb4756213dadf85c5a70677511271a99455f7cf95ce01b818f0dad1570eb59

Aliases

arxiv: 1601.05254 · arxiv_version: 1601.05254v2 · doi: 10.48550/arxiv.1601.05254 · pith_short_12: NTVUOVRBHWW7 · pith_short_16: NTVUOVRBHWW7QXC2 · pith_short_8: NTVUOVRB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NTVUOVRBHWW7QXC2OBTXKEJHDK \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6ceb4756213dadf85c5a70677511271a99455f7cf95ce01b818f0dad1570eb59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "118cbb0e36a83075435f3b23978ec8d0066b33d1e0ee4cba1a59c09dff8bd79f",
    "cross_cats_sorted": [
      "math.HO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2016-01-20T12:40:16Z",
    "title_canon_sha256": "a8cd91652eafd45b7582f84afa069fedd1800cad5647fce49bed6708903b51ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05254",
    "kind": "arxiv",
    "version": 2
  }
}