Pith Number

pith:T727IZL2

pith:2010:T727IZL24TT3VUC3TYHL3BUNOM

not attested not anchored not stored refs pending

XSB: Extending Prolog with Tabled Logic Programming

David S. Warren, Terrance Swift

arxiv:1012.5123 v1 · 2010-12-23 · 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{T727IZL24TT3VUC3TYHL3BUNOM}

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	2026-05-18T04:32:35.766852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ff5f4657ae4e7bad05b9e0ebd868d7337c3cb60b3de5cd487005f767e2993e6

Aliases

arxiv: 1012.5123 · arxiv_version: 1012.5123v1 · doi: 10.48550/arxiv.1012.5123 · pith_short_12: T727IZL24TT3 · pith_short_16: T727IZL24TT3VUC3 · pith_short_8: T727IZL2

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/T727IZL24TT3VUC3TYHL3BUNOM \
  | 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: 9ff5f4657ae4e7bad05b9e0ebd868d7337c3cb60b3de5cd487005f767e2993e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abdc236be56d7cd6fe7dfe251cced85c77e755e03064dd82e6de828ade1513d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2010-12-23T00:23:16Z",
    "title_canon_sha256": "5e74bae02ce27ae5fd80488ddbffeb7ebdfc7e3424084cd3aea091f9e8f306f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.5123",
    "kind": "arxiv",
    "version": 1
  }
}