Pith Number

pith:CI5CRD2Y

pith:2019:CI5CRD2YMH62GARNNW7VJMUAGH

not attested not anchored not stored refs pending

Ontology of Card Sleights

Aaron Sterling

arxiv:1903.08523 v1 · 2019-03-20 · 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{CI5CRD2YMH62GARNNW7VJMUAGH}

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	2026-05-17T23:50:47.880364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

123a288f5861fda3022d6dbf54b28031df09124584d88349814be4cb6df76826

Aliases

arxiv: 1903.08523 · arxiv_version: 1903.08523v1 · doi: 10.48550/arxiv.1903.08523 · pith_short_12: CI5CRD2YMH62 · pith_short_16: CI5CRD2YMH62GARN · pith_short_8: CI5CRD2Y

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/CI5CRD2YMH62GARNNW7VJMUAGH \
  | 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: 123a288f5861fda3022d6dbf54b28031df09124584d88349814be4cb6df76826

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33ca5552793b5d7b5f5e429625141f6338a3f4b749d6f2ac16330909f0d462bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-03-20T14:35:16Z",
    "title_canon_sha256": "64a46a3d3ef87dc326a54fff0afd3b6874dff10c36dc7aca4e047293d1d9ad2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08523",
    "kind": "arxiv",
    "version": 1
  }
}