Pith Number

pith:U3TBOQ2P

pith:2012:U3TBOQ2PRY7D4G6GL73JFUBGQS

not attested not anchored not stored refs pending

The Good, the Bad, and the Odd: Cycles in Answer-Set Programs

Johannes Klaus Fichte

arxiv:1205.3663 v1 · 2012-02-15 · cs.AI · 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{U3TBOQ2PRY7D4G6GL73JFUBGQS}

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	2026-05-18T03:55:34.485386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6e617434f8e3e3e1bc65ff692d02684bcf192c46daa48440ffbe3fea50d75e3

Aliases

arxiv: 1205.3663 · arxiv_version: 1205.3663v1 · doi: 10.48550/arxiv.1205.3663 · pith_short_12: U3TBOQ2PRY7D · pith_short_16: U3TBOQ2PRY7D4G6G · pith_short_8: U3TBOQ2P

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/U3TBOQ2PRY7D4G6GL73JFUBGQS \
  | 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: a6e617434f8e3e3e1bc65ff692d02684bcf192c46daa48440ffbe3fea50d75e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "219d6b2963dc1f7dbdf8f6a5b23cca582b2942995b79128b3068ff53d69d664e",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2012-02-15T20:19:57Z",
    "title_canon_sha256": "80c32031ea91c8a5bd94f769b79ac84a4b7aeab19c245153c7ac9ddc19966782"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3663",
    "kind": "arxiv",
    "version": 1
  }
}