Pith Number

pith:ECAEG4JA

pith:2017:ECAEG4JAJIJBCVYDGI4Q4XQIPY

not attested not anchored not stored refs pending

Selecting with History

Sivan Sabato, Tom Hess

arxiv:1702.03989 v3 · 2017-02-13 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECAEG4JAJIJBCVYDGI4Q4XQIPY}

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	2026-05-18T00:04:47.624408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20804371204a1211570332390e5e087e0ee4b09c8b0871b1aa3875898c2440d7

Aliases

arxiv: 1702.03989 · arxiv_version: 1702.03989v3 · doi: 10.48550/arxiv.1702.03989 · pith_short_12: ECAEG4JAJIJB · pith_short_16: ECAEG4JAJIJBCVYD · pith_short_8: ECAEG4JA

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/ECAEG4JAJIJBCVYDGI4Q4XQIPY \
  | 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: 20804371204a1211570332390e5e087e0ee4b09c8b0871b1aa3875898c2440d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91590eca0827e3c06196a2b135953b19e5e89510111f9e3f3cda601fa6fde858",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-02-13T21:19:32Z",
    "title_canon_sha256": "3f56182fe0dd4f8680835b3f66ae6539d54ef7dfc86e0a1d23b705118bae71d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03989",
    "kind": "arxiv",
    "version": 3
  }
}