Pith Number

pith:BM2Z65UW

pith:2018:BM2Z65UWHC6YO2E5O5JLVEBVFF

not attested not anchored not stored refs pending

Lower Bounds for Synchronizing Word Lengths in Partial Automata

Hans Zantema, Henk Don, Michiel de Bondt

arxiv:1801.10436 v3 · 2018-01-31 · 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{BM2Z65UWHC6YO2E5O5JLVEBVFF}

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	2026-05-18T00:05:39.394134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b359f769638bd87689d7752ba9035294b027d1825e5c5c3d34e5a6668c607f4

Aliases

arxiv: 1801.10436 · arxiv_version: 1801.10436v3 · doi: 10.48550/arxiv.1801.10436 · pith_short_12: BM2Z65UWHC6Y · pith_short_16: BM2Z65UWHC6YO2E5 · pith_short_8: BM2Z65UW

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/BM2Z65UWHC6YO2E5O5JLVEBVFF \
  | 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: 0b359f769638bd87689d7752ba9035294b027d1825e5c5c3d34e5a6668c607f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c17cc1fc9f40bcc7798bcea83f1c5fa9dabca1903917b441c3e7efde86be0cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2018-01-31T13:11:42Z",
    "title_canon_sha256": "d4890a5e55e586216672996798e79e31587f35ad472547fae1bc79a37efbac0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10436",
    "kind": "arxiv",
    "version": 3
  }
}