Pith Number

pith:CQIMZJOR

pith:2025:CQIMZJORLDEWR32G2ILXPOFFEJ

not attested not anchored not stored refs pending

Identification Under the Semantic Effective Secrecy Constraint

Abdalla Ibrahim, Boulat A. Bash, Christian Deppe, Johannes Rosenberger, Roberto Ferrara, Uzi Pereg

arxiv:2502.19142 v1 · 2025-02-26 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQIMZJORLDEWR32G2ILXPOFFEJ}

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	2026-07-05T10:20:27.592652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1410cca5d158c968ef46d21777b8a52254d9e338d541f32f8e1666f33395d159

Aliases

arxiv: 2502.19142 · arxiv_version: 2502.19142v1 · doi: 10.48550/arxiv.2502.19142 · pith_short_12: CQIMZJORLDEW · pith_short_16: CQIMZJORLDEWR32G · pith_short_8: CQIMZJOR

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/CQIMZJORLDEWR32G2ILXPOFFEJ \
  | 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: 1410cca5d158c968ef46d21777b8a52254d9e338d541f32f8e1666f33395d159

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8adcbe16980931d273e8e95b0872ba74bcb340e2fc38f7aab5ce7185dc0999fe",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-02-26T13:58:18Z",
    "title_canon_sha256": "143724426f00cb624828f109394fad7452ff929d187b7c47b5848fe62b23dc5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.19142",
    "kind": "arxiv",
    "version": 1
  }
}