Pith Number

pith:55I67HSE

pith:2014:55I67HSEN63FCHMGMJOYDXCBBP

not attested not anchored not stored refs pending

Flow for Meta Control

Vadim Bulitko

arxiv:1407.4709 v1 · 2014-07-17 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{55I67HSEN63FCHMGMJOYDXCBBP}

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	2026-05-18T02:47:23.503430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef51ef9e446fb6511d86625d81dc410bde39ef012e382feae67107bb6126127d

Aliases

arxiv: 1407.4709 · arxiv_version: 1407.4709v1 · doi: 10.48550/arxiv.1407.4709 · pith_short_12: 55I67HSEN63F · pith_short_16: 55I67HSEN63FCHMG · pith_short_8: 55I67HSE

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/55I67HSEN63FCHMGMJOYDXCBBP \
  | 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: ef51ef9e446fb6511d86625d81dc410bde39ef012e382feae67107bb6126127d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37e6ff7211b37a9cbaded9bda049530fded40034dcf356d819a2af4c1e0d76a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-07-17T15:31:03Z",
    "title_canon_sha256": "9c52610ad88c783228049f4218a7c65dc1488be341975a1dc79cb2ea886f1434"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4709",
    "kind": "arxiv",
    "version": 1
  }
}