Pith Number

pith:ZB4GQBG5

pith:2002:ZB4GQBG5V5V6LLE24Z2R6JEMGO

not attested not anchored not stored refs pending

Cosmic Microwave Background Temperature at Galaxy Clusters

A. Cooray, A. Melchiorri, E. Palladino, E.S. Battistelli, F. Melchiorri, G. Savini, L. Lamagna, M. De Petris, M. Shimon, Y. Rephaeli

arxiv:astro-ph/0208027 v2 · 2002-08-01 · astro-ph · gr-qc · hep-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{ZB4GQBG5V5V6LLE24Z2R6JEMGO}

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	2026-07-04T16:30:28.496655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8786804ddaf6be5ac9ae6751f248c33ad4126ab2b6ca6bee3301940709752d3

Aliases

arxiv: astro-ph/0208027 · arxiv_version: astro-ph/0208027v2 · doi: 10.48550/arxiv.astro-ph/0208027 · pith_short_12: ZB4GQBG5V5V6 · pith_short_16: ZB4GQBG5V5V6LLE2 · pith_short_8: ZB4GQBG5

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/ZB4GQBG5V5V6LLE24Z2R6JEMGO \
  | 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: c8786804ddaf6be5ac9ae6751f248c33ad4126ab2b6ca6bee3301940709752d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "389a85c49c7ee49780eaf7e6b89867a14e4889c9fcb72245df9a379057f1dacd",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-08-01T09:01:33Z",
    "title_canon_sha256": "2772968b1c8524b5c6dbf5b49d46b4e56db30f7ab5b425036bdc7b8857bf90ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0208027",
    "kind": "arxiv",
    "version": 2
  }
}