Pith Number

pith:47Y4XQMX

pith:2013:47Y4XQMXTJG4KRLXTI2INRP6FY

not attested not anchored not stored refs pending

View-based propagation of decomposable constraints

Marco Correia, Pedro Barahona

arxiv:1301.4272 v1 · 2013-01-17 · 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{47Y4XQMXTJG4KRLXTI2INRP6FY}

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	2026-05-18T03:36:05.750136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7f1cbc1979a4dc545779a3486c5fe2e218f4b6f3b214664f4e1845bff04a8e2

Aliases

arxiv: 1301.4272 · arxiv_version: 1301.4272v1 · doi: 10.48550/arxiv.1301.4272 · pith_short_12: 47Y4XQMXTJG4 · pith_short_16: 47Y4XQMXTJG4KRLX · pith_short_8: 47Y4XQMX

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/47Y4XQMXTJG4KRLXTI2INRP6FY \
  | 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: e7f1cbc1979a4dc545779a3486c5fe2e218f4b6f3b214664f4e1845bff04a8e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94c6eb4d1cbe16ab20ec0479f51f31e88bfb5c9170f4584f681de02a4dc7a566",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-01-17T23:37:47Z",
    "title_canon_sha256": "8a8935bd80f5fd502bbb5129c0611c2cbde4e05d7bb498572367e85a7b20916d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4272",
    "kind": "arxiv",
    "version": 1
  }
}