Pith Number

pith:X4AWPJMD

pith:2011:X4AWPJMDVGHIBUDRIHQ7LIGZCV

not attested not anchored not stored refs pending

RedAlert: Determinacy Inference for Prolog

Andy King, Jael Kriener

arxiv:1109.2548 v1 · 2011-09-12 · 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{X4AWPJMDVGHIBUDRIHQ7LIGZCV}

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	2026-05-18T04:13:37.399365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf0167a583a98e80d07141e1f5a0d9154301c51440b4c1e7739c8ebfc4dfe211

Aliases

arxiv: 1109.2548 · arxiv_version: 1109.2548v1 · doi: 10.48550/arxiv.1109.2548 · pith_short_12: X4AWPJMDVGHI · pith_short_16: X4AWPJMDVGHIBUDR · pith_short_8: X4AWPJMD

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/X4AWPJMDVGHIBUDRIHQ7LIGZCV \
  | 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: bf0167a583a98e80d07141e1f5a0d9154301c51440b4c1e7739c8ebfc4dfe211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbd75a236d571b1a91724f3b816441e6cf4613b4e19f7cc3572785f562a2cba1",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2011-09-12T17:49:01Z",
    "title_canon_sha256": "51c182e949058a03edca7e79e9640db14f7eb3348d9ce89976a13dbe835a6df1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2548",
    "kind": "arxiv",
    "version": 1
  }
}