Pith Number

pith:TRL2P7Q6

pith:2014:TRL2P7Q6NCN3AYZCR3G5E2LXNJ

not attested not anchored not stored refs pending

Combinatorial Search With Picat

Neng-Fa Zhou

arxiv:1405.2538 v1 · 2014-05-11 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TRL2P7Q6NCN3AYZCR3G5E2LXNJ}

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	2026-05-18T02:52:05.295267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c57a7fe1e689bb063228ecdd269776a6abd79f5f5a7a01e197fb9986d8f24f4

Aliases

arxiv: 1405.2538 · arxiv_version: 1405.2538v1 · doi: 10.48550/arxiv.1405.2538 · pith_short_12: TRL2P7Q6NCN3 · pith_short_16: TRL2P7Q6NCN3AYZC · pith_short_8: TRL2P7Q6

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/TRL2P7Q6NCN3AYZCR3G5E2LXNJ \
  | 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: 9c57a7fe1e689bb063228ecdd269776a6abd79f5f5a7a01e197fb9986d8f24f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b33c1820343a25188d6f20dd67ecb2ac0e442b595313ce7aef9249b6ca7e688",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2014-05-11T14:45:07Z",
    "title_canon_sha256": "4fd7c33f7a0682181d413bf409a821d91818d593dc5d2f5fa93a1fd6ec2c78c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2538",
    "kind": "arxiv",
    "version": 1
  }
}