Pith Number

pith:6VX2HUMX

pith:2014:6VX2HUMX5WL2E4VTC5Y5A22WAW

not attested not anchored not stored refs pending

Updating with incomplete observations

Gert de Cooman, Marco Zaffalon

arxiv:1408.1488 v1 · 2014-08-07 · 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{6VX2HUMX5WL2E4VTC5Y5A22WAW}

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	2026-05-18T02:45:40.347573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f56fa3d197ed97a272b31771d06b5605a06225629b0170f3e2d280db1ef4c680

Aliases

arxiv: 1408.1488 · arxiv_version: 1408.1488v1 · doi: 10.48550/arxiv.1408.1488 · pith_short_12: 6VX2HUMX5WL2 · pith_short_16: 6VX2HUMX5WL2E4VT · pith_short_8: 6VX2HUMX

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/6VX2HUMX5WL2E4VTC5Y5A22WAW \
  | 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: f56fa3d197ed97a272b31771d06b5605a06225629b0170f3e2d280db1ef4c680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "611d539bf82d70bcc1f5284a1ce111d0334db77f4819ffd3f699ecb06dfa1f0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-08-07T06:27:04Z",
    "title_canon_sha256": "12a70b57e2affbed55d0041cf5ae8fe1e63453c83ad78c89a6dd4f0a20919244"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1488",
    "kind": "arxiv",
    "version": 1
  }
}