Pith Number

pith:TIAHUM2R

pith:2013:TIAHUM2RA6DRVZBZWWXSU5KS4R

not attested not anchored not stored refs pending

On the Semantics of Gringo

Amelia Harrison, Fangkai Yang, Vladimir Lifschitz

arxiv:1312.6149 v1 · 2013-12-20 · 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{TIAHUM2RA6DRVZBZWWXSU5KS4R}

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	2026-05-18T03:04:05.935207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a007a335107871ae439b5af2a7552e46adfae048fbcc135d0ba076e6556b68d

Aliases

arxiv: 1312.6149 · arxiv_version: 1312.6149v1 · doi: 10.48550/arxiv.1312.6149 · pith_short_12: TIAHUM2RA6DR · pith_short_16: TIAHUM2RA6DRVZBZ · pith_short_8: TIAHUM2R

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/TIAHUM2RA6DRVZBZWWXSU5KS4R \
  | 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: 9a007a335107871ae439b5af2a7552e46adfae048fbcc135d0ba076e6556b68d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "883b17d15ff62509b6ca11086241a45997a231251b4eebd58e4fe973adc98e00",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-12-20T21:33:55Z",
    "title_canon_sha256": "b5295c73dad9d5d34361599c3f0379a77c871130752dd5a72f49a22bac0a1ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6149",
    "kind": "arxiv",
    "version": 1
  }
}