Pith Number

pith:IM3JQVCM

pith:2013:IM3JQVCM5MIV2T5TQM2URHK4RM

not attested not anchored not stored refs pending

Suzaku X-Ray Observations of the Accreting NGC 4839 Group of Galaxies and the Radio Relic in the Coma Cluster

Craig L. Sarazin, Hiroki Akamatsu, Kyoko Matsushita, Susumu Inoue, Takuya Sato, Yoshitaka Ishisaki

arxiv:1302.2907 v2 · 2013-02-12 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IM3JQVCM5MIV2T5TQM2URHK4RM}

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	2026-05-18T01:51:42.047824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

433698544ceb115d4fb38335489d5c8b081a6fbff2c4479b2c0bedd63388b89e

Aliases

arxiv: 1302.2907 · arxiv_version: 1302.2907v2 · doi: 10.48550/arxiv.1302.2907 · pith_short_12: IM3JQVCM5MIV · pith_short_16: IM3JQVCM5MIV2T5T · pith_short_8: IM3JQVCM

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/IM3JQVCM5MIV2T5TQM2URHK4RM \
  | 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: 433698544ceb115d4fb38335489d5c8b081a6fbff2c4479b2c0bedd63388b89e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "565a24f44924c8a8de181561f6e6bb6de0e0ade2c2080c1fa475cfb1b898d87a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-02-12T20:53:07Z",
    "title_canon_sha256": "143ac906cc75cbeb6a7bd56462d86415111c2747835ffa3e5336aadf24060956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2907",
    "kind": "arxiv",
    "version": 2
  }
}