Pith Number

pith:V7KQKJ3C

pith:2025:V7KQKJ3CU2TLFGBFWREG6E7BVI

not attested not anchored not stored refs pending

On the Complexity of Language Membership for Probabilistic Words

Antoine Amarilli, Mika\"el Monet, Paul Rapha\"el, Sylvain Salvati

arxiv:2510.08127 v2 · 2025-10-09 · 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{V7KQKJ3CU2TLFGBFWREG6E7BVI}

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	2026-06-23T03:13:48.707851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afd5052762a6a6b29825b4486f13e1aa1dff83414560482dacf88b9f5caf365a

Aliases

arxiv: 2510.08127 · arxiv_version: 2510.08127v2 · doi: 10.48550/arxiv.2510.08127 · pith_short_12: V7KQKJ3CU2TL · pith_short_16: V7KQKJ3CU2TLFGBF · pith_short_8: V7KQKJ3C

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/V7KQKJ3CU2TLFGBFWREG6E7BVI \
  | 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: afd5052762a6a6b29825b4486f13e1aa1dff83414560482dacf88b9f5caf365a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "249c7b13a10f57a3940066d2ffccc86c51fd1d3681e8648627ffd7055c625214",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2025-10-09T12:13:34Z",
    "title_canon_sha256": "fd7ea8d5e43b21946b92d4675201ffc01ed935c4b10892c0680b5eb38fca9912"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.08127",
    "kind": "arxiv",
    "version": 2
  }
}