Pith Number

pith:DVYMNPHW

pith:2017:DVYMNPHWKNP3257QEYLGNSIS7K

not attested not anchored not stored refs pending

On Store Languages of Language Acceptors

Ian McQuillan, Oscar H. Ibarra

arxiv:1702.07388 v2 · 2017-02-23 · 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{DVYMNPHWKNP3257QEYLGNSIS7K}

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	2026-05-17T23:51:54.910563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d70c6bcf6535fbd77f0261666c912faa2a9777a9ee09d4f4e6323da52c3ce6d

Aliases

arxiv: 1702.07388 · arxiv_version: 1702.07388v2 · doi: 10.48550/arxiv.1702.07388 · pith_short_12: DVYMNPHWKNP3 · pith_short_16: DVYMNPHWKNP3257Q · pith_short_8: DVYMNPHW

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/DVYMNPHWKNP3257QEYLGNSIS7K \
  | 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: 1d70c6bcf6535fbd77f0261666c912faa2a9777a9ee09d4f4e6323da52c3ce6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14da7cf9d43f289418b77b50cbbdacf706bb88b27254c0eb8e5ca05c64064c19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2017-02-23T20:55:12Z",
    "title_canon_sha256": "203ce2944abbf5e60c61506c7ab1b992aa2813847d56c6d90dc2c8d733b75e1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07388",
    "kind": "arxiv",
    "version": 2
  }
}