Pith Number

pith:2CWLFIE3

pith:2013:2CWLFIE32GFXAL7TRSX24O2KJV

not attested not anchored not stored refs pending

Ovopub: Modular data publication with minimal provenance

Alison Callahan, Michel Dumontier

arxiv:1305.6800 v1 · 2013-05-29 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2CWLFIE32GFXAL7TRSX24O2KJV}

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	2026-05-18T03:22:16.819681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0acb2a09bd18b702ff38cafae3b4a4d491c2021b65c5364136a0900a71a6e52

Aliases

arxiv: 1305.6800 · arxiv_version: 1305.6800v1 · doi: 10.48550/arxiv.1305.6800 · pith_short_12: 2CWLFIE32GFX · pith_short_16: 2CWLFIE32GFXAL7T · pith_short_8: 2CWLFIE3

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/2CWLFIE32GFXAL7TRSX24O2KJV \
  | 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: d0acb2a09bd18b702ff38cafae3b4a4d491c2021b65c5364136a0900a71a6e52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf62d6e0ab207ad81e0c028f8073a435d017ecac4344fd1a01d20e817f121b8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-05-29T13:51:24Z",
    "title_canon_sha256": "fa645179ebe8e8dd35c654541c7ede1df9d7a0b51806bb7c7f42181345e74c40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6800",
    "kind": "arxiv",
    "version": 1
  }
}