Pith Number

pith:2NMR5TZK

pith:2014:2NMR5TZKTVJ54EZRO6VHZPHQ6L

not attested not anchored not stored refs pending

The X-ray coronae of the two brightest galaxies in the Coma cluster

A. C. Fabian, A. Simionescu, E. Churazov, J. S. Sanders, M. Sun, N. Werner, S. A. Walker

arxiv:1401.3131 v1 · 2014-01-14 · astro-ph.GA · 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{2NMR5TZKTVJ54EZRO6VHZPHQ6L}

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.

Cited by

1 paper in Pith

A Jet from a Nearly Dormant Black Hole

Receipt and verification

First computed	2026-05-18T02:57:16.716678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3591ecf2a9d53de133177aa7cbcf0f2fbd3b855d0496aad200a241511b55d50

Aliases

arxiv: 1401.3131 · arxiv_version: 1401.3131v1 · doi: 10.48550/arxiv.1401.3131 · pith_short_12: 2NMR5TZKTVJ5 · pith_short_16: 2NMR5TZKTVJ54EZR · pith_short_8: 2NMR5TZK

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/2NMR5TZKTVJ54EZRO6VHZPHQ6L \
  | 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: d3591ecf2a9d53de133177aa7cbcf0f2fbd3b855d0496aad200a241511b55d50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfe6d96aeba1f43dc0d6d5f5ab79e5ecdea145892a5b157b415e9ed8a2eebe86",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-01-14T10:45:42Z",
    "title_canon_sha256": "655ab48ab0749e201375aafe45fb12482431095b423f02613f6d9157bf9863c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3131",
    "kind": "arxiv",
    "version": 1
  }
}