Pith Number

pith:7Q4EWXWZ

pith:2011:7Q4EWXWZYZV4VOOA6PRU7O5MXX

not attested not anchored not stored refs pending

Abstract Diagnosis for Timed Concurrent Constraint programs

Alicia Villanueva, Laura Titolo, Marco Comini

arxiv:1109.1587 v1 · 2011-09-07 · cs.PL · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7Q4EWXWZYZV4VOOA6PRU7O5MXX}

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	2026-05-18T04:13:54.847206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc384b5ed9c66bcab9c0f3e34fbbacbde65b0a8a8c907917409b7438eca558cc

Aliases

arxiv: 1109.1587 · arxiv_version: 1109.1587v1 · doi: 10.48550/arxiv.1109.1587 · pith_short_12: 7Q4EWXWZYZV4 · pith_short_16: 7Q4EWXWZYZV4VOOA · pith_short_8: 7Q4EWXWZ

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/7Q4EWXWZYZV4VOOA6PRU7O5MXX \
  | 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: fc384b5ed9c66bcab9c0f3e34fbbacbde65b0a8a8c907917409b7438eca558cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9379c43ca32856f2e6a90d84f95ceeb168b4ba28c8a4c35b49211324f36fb102",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2011-09-07T22:02:45Z",
    "title_canon_sha256": "7c9709952bed7fcc72a1575a2949acd28bc0d9aeb139aff73f6c80cd1f770392"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1587",
    "kind": "arxiv",
    "version": 1
  }
}