Pith Number

pith:7GSDRVLH

pith:2025:7GSDRVLHS45253NF2NTTCZYM33

not attested not anchored not stored refs pending

On the sensitivity of CDAWG-grammars

Hiroto Fujimaru, Shunsuke Inenaga

arxiv:2503.02415 v2 · 2025-03-04 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7GSDRVLHS45253NF2NTTCZYM33}

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	2026-05-29T02:05:34.497705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9a438d567973baeeda5d36731670cdec45eaa061de501ee5244edfddc91e7f7

Aliases

arxiv: 2503.02415 · arxiv_version: 2503.02415v2 · doi: 10.48550/arxiv.2503.02415 · pith_short_12: 7GSDRVLHS452 · pith_short_16: 7GSDRVLHS45253NF · pith_short_8: 7GSDRVLH

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/7GSDRVLHS45253NF2NTTCZYM33 \
  | 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: f9a438d567973baeeda5d36731670cdec45eaa061de501ee5244edfddc91e7f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b858ee6fadbb2e81c1147415a18d213ceded97666b9f0e879b4452a64e1c18c8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-03-04T09:00:40Z",
    "title_canon_sha256": "c15c4fd8acd063cb1f01c887df384614b4ea4c00e4e2e0e4ec9737a31c4b57eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.02415",
    "kind": "arxiv",
    "version": 2
  }
}