Pith Number

pith:PF2QTDFR

pith:2016:PF2QTDFRA3UUIEBARQT25IQPBA

not attested not anchored not stored refs pending

Experiments with Synchronizing Automata

Andrzej Kisielewicz, Jakub Kowalski, Marek Szyku{\l}a

arxiv:1607.04025 v1 · 2016-07-14 · 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{PF2QTDFRA3UUIEBARQT25IQPBA}

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	2026-05-18T01:11:04.290944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7975098cb106e94410208c27aea20f08127400c85176967764fd131fdd7c73bc

Aliases

arxiv: 1607.04025 · arxiv_version: 1607.04025v1 · doi: 10.48550/arxiv.1607.04025 · pith_short_12: PF2QTDFRA3UU · pith_short_16: PF2QTDFRA3UUIEBA · pith_short_8: PF2QTDFR

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/PF2QTDFRA3UUIEBARQT25IQPBA \
  | 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: 7975098cb106e94410208c27aea20f08127400c85176967764fd131fdd7c73bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c3434d9524b4ee800f3c96e3468f7ea5bec91f0322180555361d876016a8b1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2016-07-14T08:11:26Z",
    "title_canon_sha256": "01ab80d11b1454a58f283790be654a4851b1a03c24b5cb21faa5ed4b3be1e858"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04025",
    "kind": "arxiv",
    "version": 1
  }
}