Pith Number

pith:ZV3GF2JB

pith:2014:ZV3GF2JBQF3F5J6AJQLLFVG4RH

not attested not anchored not stored refs pending

Bots vs. Wikipedians, Anons vs. Logged-Ins

Thomas Steiner

arxiv:1402.0412 v2 · 2014-02-03 · cs.DL · cs.CY · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZV3GF2JBQF3F5J6AJQLLFVG4RH}

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	2026-05-18T03:00:02.472176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd7662e92181765ea7c04c16b2d4dc89dcdcc5e94bab70056a94731ace00cab1

Aliases

arxiv: 1402.0412 · arxiv_version: 1402.0412v2 · doi: 10.48550/arxiv.1402.0412 · pith_short_12: ZV3GF2JBQF3F · pith_short_16: ZV3GF2JBQF3F5J6A · pith_short_8: ZV3GF2JB

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/ZV3GF2JBQF3F5J6AJQLLFVG4RH \
  | 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: cd7662e92181765ea7c04c16b2d4dc89dcdcc5e94bab70056a94731ace00cab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b97ba78564883b27bffb25831d1b7bcf99e702d47ee30bc490aaa44139aabb12",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2014-02-03T16:08:25Z",
    "title_canon_sha256": "948fd2dc166051e607daf3d0707ea297a6aead9227b027e50419f281294bee54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0412",
    "kind": "arxiv",
    "version": 2
  }
}