Pith Number

pith:64KYD4XJ

pith:2025:64KYD4XJ57XVOCALTIGLW4K2NC

not attested not anchored not stored refs pending

Automata Learning -- Expect Delays!

Gabriel Dengler, Holger Hermanns, Sven Apel

arxiv:2508.16384 v1 · 2025-08-22 · cs.FL · cs.SE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64KYD4XJ57XVOCALTIGLW4K2NC}

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	2026-07-05T11:57:47.274222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f71581f2e9efef57080b9a0cbb715a6898797c268ebea39243a1e535ec2924f9

Aliases

arxiv: 2508.16384 · arxiv_version: 2508.16384v1 · doi: 10.48550/arxiv.2508.16384 · pith_short_12: 64KYD4XJ57XV · pith_short_16: 64KYD4XJ57XVOCAL · pith_short_8: 64KYD4XJ

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/64KYD4XJ57XVOCALTIGLW4K2NC \
  | 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: f71581f2e9efef57080b9a0cbb715a6898797c268ebea39243a1e535ec2924f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58738479c19e4acadc419d034b800912ca7c9265eb2fdcf0a8289c67ac57374a",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2025-08-22T13:38:49Z",
    "title_canon_sha256": "541d2c60b09e1e2ce100758c95a4bf63736d88b704268a50955f10ef48974954"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.16384",
    "kind": "arxiv",
    "version": 1
  }
}