Pith Number

pith:7AVZCY7D

pith:2016:7AVZCY7DUFSN56LOWKNGQ2CSDG

not attested not anchored not stored refs pending

Morphisms on infinite alphabets, countable states automata and regular sequences

Jie-Meng Zhang, Jin Chen, Yingjun Guo, Zhixiong Wen

arxiv:1610.03971 v1 · 2016-10-13 · 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{7AVZCY7DUFSN56LOWKNGQ2CSDG}

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	2026-05-18T00:43:59.778452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f82b9163e3a164def96eb29a68685219886740b62e4c22bd42be3811e2111fca

Aliases

arxiv: 1610.03971 · arxiv_version: 1610.03971v1 · doi: 10.48550/arxiv.1610.03971 · pith_short_12: 7AVZCY7DUFSN · pith_short_16: 7AVZCY7DUFSN56LO · pith_short_8: 7AVZCY7D

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/7AVZCY7DUFSN56LOWKNGQ2CSDG \
  | 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: f82b9163e3a164def96eb29a68685219886740b62e4c22bd42be3811e2111fca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86c53f3ebe516edc4c559b1b4311e2201e5cc67980bb62c48f65076c1dca9497",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2016-10-13T08:19:19Z",
    "title_canon_sha256": "4a5ba8181f50380bf592d383b80b7d72f9cf29be9469039a58b886f0fb20c61a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.03971",
    "kind": "arxiv",
    "version": 1
  }
}