Pith Number

pith:M7JJQA3W

pith:2018:M7JJQA3WQILWWDR5AB7AW7BIME

not attested not anchored not stored refs pending

On Completely Reachable Automata and Subset Reachability

Fran\c{c}ois Gonze, Rapha\"el M. Jungers

arxiv:1805.02540 v1 · 2018-05-07 · 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{M7JJQA3WQILWWDR5AB7AW7BIME}

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	2026-05-18T00:16:39.687704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67d298037682176b0e3d007e0b7c28610fecd6e20ecca27526da9b0ccc4218d3

Aliases

arxiv: 1805.02540 · arxiv_version: 1805.02540v1 · doi: 10.48550/arxiv.1805.02540 · pith_short_12: M7JJQA3WQILW · pith_short_16: M7JJQA3WQILWWDR5 · pith_short_8: M7JJQA3W

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/M7JJQA3WQILWWDR5AB7AW7BIME \
  | 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: 67d298037682176b0e3d007e0b7c28610fecd6e20ecca27526da9b0ccc4218d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a7b8414172433e77cf12af2e6d6c9cd7fe1e421b5e348461a61bff43e628f3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2018-05-07T14:23:38Z",
    "title_canon_sha256": "4427e8029040dddbd518481a8670b2f358574b311f9df5333def5b6443d80694"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02540",
    "kind": "arxiv",
    "version": 1
  }
}