Pith Number

pith:P7IIJZIN

pith:1998:P7IIJZINZGPARZBF3RWDVKJLVJ

not attested not anchored not stored refs pending

Clusters of Galaxies: magnetic fields and nonthermal emission

A. M. Atoyan, H. J. Voelk

arxiv:astro-ph/9812458 v1 · 1998-12-28 · 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{P7IIJZINZGPARZBF3RWDVKJLVJ}

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	2026-07-04T16:07:24.182100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fd084e50dc99e08e425dc6c3aa92baa6ad42b64fd3f70a052bb37b9c3ae30b3

Aliases

arxiv: astro-ph/9812458 · arxiv_version: astro-ph/9812458v1 · doi: 10.48550/arxiv.astro-ph/9812458 · pith_short_12: P7IIJZINZGPA · pith_short_16: P7IIJZINZGPARZBF · pith_short_8: P7IIJZIN

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/P7IIJZINZGPARZBF3RWDVKJLVJ \
  | 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: 7fd084e50dc99e08e425dc6c3aa92baa6ad42b64fd3f70a052bb37b9c3ae30b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "114d678d76aee26b70f3dca23310c363008cdcda77189c529797519ccd4e42a5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-12-28T17:33:20Z",
    "title_canon_sha256": "d6a8419ba9d0cc52f933b321da455f37c43afb934d3e81df4be735e25996a1bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9812458",
    "kind": "arxiv",
    "version": 1
  }
}