Pith Number

pith:XXKZUZZB

pith:2016:XXKZUZZBI4ICKQ3TPFWHOVGZBX

not attested not anchored not stored refs pending

A Complete Logic for Database Abstract State Machines

Flavio Ferrarotti, Klaus-Dieter Schewe, Loredana Tec, Qing Wang

arxiv:1602.07486 v4 · 2016-02-24 · 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{XXKZUZZBI4ICKQ3TPFWHOVGZBX}

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	2026-05-18T00:43:21.176387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdd59a67214710254373796c7754d90dd08e1bbbb07140763dfe61516a1506e3

Aliases

arxiv: 1602.07486 · arxiv_version: 1602.07486v4 · doi: 10.48550/arxiv.1602.07486 · pith_short_12: XXKZUZZBI4IC · pith_short_16: XXKZUZZBI4ICKQ3T · pith_short_8: XXKZUZZB

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/XXKZUZZBI4ICKQ3TPFWHOVGZBX \
  | 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: bdd59a67214710254373796c7754d90dd08e1bbbb07140763dfe61516a1506e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac5d6b6e82461b70771cdaaafd0997868f6ddcf913a48d680365b4042863e18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-02-24T12:59:07Z",
    "title_canon_sha256": "1e7c097734d234d712cad97404987b2f5835dee0fc0c519fe9e368b9ff266d6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07486",
    "kind": "arxiv",
    "version": 4
  }
}