Pith Number

pith:SEVTZQ7H

pith:2018:SEVTZQ7HDDHOTNW5NU4E6I2DXR

not attested not anchored not stored refs pending

Decidability of Timed Communicating Automata

Lorenzo Clemente

arxiv:1804.07815 v1 · 2018-04-20 · cs.FL · cs.DC · 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{SEVTZQ7HDDHOTNW5NU4E6I2DXR}

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	2026-05-18T00:17:52.673222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

912b3cc3e718cee9b6dd6d384f2343bc462ce4d76707d2be87d5693e12012231

Aliases

arxiv: 1804.07815 · arxiv_version: 1804.07815v1 · doi: 10.48550/arxiv.1804.07815 · pith_short_12: SEVTZQ7HDDHO · pith_short_16: SEVTZQ7HDDHOTNW5 · pith_short_8: SEVTZQ7H

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/SEVTZQ7HDDHOTNW5NU4E6I2DXR \
  | 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: 912b3cc3e718cee9b6dd6d384f2343bc462ce4d76707d2be87d5693e12012231

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b470e28bf5af570cf345cc1dfda2234c6719a8f1c48aa04fa7db02c693c980c0",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2018-04-20T20:23:05Z",
    "title_canon_sha256": "a7165e89197d8a87c7ec37ec338598bd6cccd041d33f840e1280e4701845ea39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07815",
    "kind": "arxiv",
    "version": 1
  }
}