Pith Number

pith:CDULNBZA

pith:2014:CDULNBZAGVVUFOTVW2WIB4ALHK

not attested not anchored not stored refs pending

Chases and Escapes, and Optimization Problems

Toru Ohira

arxiv:1412.2114 v1 · 2014-12-01 · 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{CDULNBZAGVVUFOTVW2WIB4ALHK}

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	2026-05-18T00:17:46.653142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10e8b68720356b42ba75b6ac80f00b3ab25ae3366d75231385e8f6b2b6228946

Aliases

arxiv: 1412.2114 · arxiv_version: 1412.2114v1 · doi: 10.48550/arxiv.1412.2114 · pith_short_12: CDULNBZAGVVU · pith_short_16: CDULNBZAGVVUFOTV · pith_short_8: CDULNBZA

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/CDULNBZAGVVUFOTVW2WIB4ALHK \
  | 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: 10e8b68720356b42ba75b6ac80f00b3ab25ae3366d75231385e8f6b2b6228946

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45b48d7d2e6d69e67eab5230c9d07881bb0418fab7d1e3c0a5be0c8ca540ee89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-12-01T06:47:28Z",
    "title_canon_sha256": "8e24e7c7d0de71003c81dc9c3e2d3b35bfc954c99e628fb36df96398cd3aff2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2114",
    "kind": "arxiv",
    "version": 1
  }
}