Pith Number

pith:Y6O3P33U

pith:2021:Y6O3P33UYHRZITJFRSK5K577RS

not attested not anchored not stored refs pending

Logical Characterization of Coherent Uninterpreted Programs

Arie Gurfinkel, Hari Govind V K, Sharon Shoham

arxiv:2107.12902 v1 · 2021-07-26 · cs.LO · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y6O3P33UYHRZITJFRSK5K577RS}

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	2026-07-05T03:01:01.732278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c79db7ef74c1e3944d258c95d577ff8c829767037a209fc22b99d5b3183679a4

Aliases

arxiv: 2107.12902 · arxiv_version: 2107.12902v1 · doi: 10.48550/arxiv.2107.12902 · pith_short_12: Y6O3P33UYHRZ · pith_short_16: Y6O3P33UYHRZITJF · pith_short_8: Y6O3P33U

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/Y6O3P33UYHRZITJFRSK5K577RS \
  | 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: c79db7ef74c1e3944d258c95d577ff8c829767037a209fc22b99d5b3183679a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30894bbaf51f41e2d60ae939510f40a9cbafe6119ab7518b5508468165afc0ef",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2021-07-26T03:52:56Z",
    "title_canon_sha256": "31e9153e4fbc911c25421a7130f4ce6d657219f563523b94a6b74471cbff2315"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.12902",
    "kind": "arxiv",
    "version": 1
  }
}