Pith Number

pith:2XXG7RAN

pith:2000:2XXG7RANXNJ553OTNFC27IGXRI

not attested not anchored not stored refs pending

Radio Halos and Relics in Clusters of Galaxies and Detection Statistics

Federica Govoni, Gabriele Giovannini, Luigina Feretti

arxiv:astro-ph/0006380 v1 · 2000-06-27 · 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{2XXG7RANXNJ553OTNFC27IGXRI}

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	2026-07-04T14:10:27.569804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5ee6fc40dbb53deedd36945afa0d78a355fcc97b2a631de5cca1b5c70c44bce

Aliases

arxiv: astro-ph/0006380 · arxiv_version: astro-ph/0006380v1 · doi: 10.48550/arxiv.astro-ph/0006380 · pith_short_12: 2XXG7RANXNJ5 · pith_short_16: 2XXG7RANXNJ553OT · pith_short_8: 2XXG7RAN

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/2XXG7RANXNJ553OTNFC27IGXRI \
  | 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: d5ee6fc40dbb53deedd36945afa0d78a355fcc97b2a631de5cca1b5c70c44bce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b861f66e045b2680c1b8fd062d950a415473ed601f725477101a8da7fa195ef0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-06-27T09:54:47Z",
    "title_canon_sha256": "633b15d81c56e244b55a6ae1b0cad636080531b03805c14e73853bf9b75a37f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0006380",
    "kind": "arxiv",
    "version": 1
  }
}