Pith Number

pith:BHFAMSHJ

pith:2002:BHFAMSHJV4E5VDTLZ4F7DSEXSQ

not attested not anchored not stored refs pending

Probing CMB Non-Gaussianity Using Local Curvature

F.R. Bouchet (Institut d'Astrophysique de Paris), O. Dor\'e, S. Colombi

arxiv:astro-ph/0202135 v2 · 2002-02-06 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BHFAMSHJV4E5VDTLZ4F7DSEXSQ}

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	2026-05-18T04:22:32.425542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09ca0648e9af09da8e6bcf0bf1c897940e452e29e4ad6d55e8163e2bf0425a46

Aliases

arxiv: astro-ph/0202135 · arxiv_version: astro-ph/0202135v2 · doi: 10.48550/arxiv.astro-ph/0202135 · pith_short_12: BHFAMSHJV4E5 · pith_short_16: BHFAMSHJV4E5VDTL · pith_short_8: BHFAMSHJ

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/BHFAMSHJV4E5VDTLZ4F7DSEXSQ \
  | 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: 09ca0648e9af09da8e6bcf0bf1c897940e452e29e4ad6d55e8163e2bf0425a46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "757533c802aca99ae4156041475b4ec212c212d8bd7b1dcf902b79fbb2278233",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-02-06T21:45:21Z",
    "title_canon_sha256": "2923c34746bb4e60f06b320629f4f7fff009b32251a56a1e68b1450b75f8c6a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0202135",
    "kind": "arxiv",
    "version": 2
  }
}