Pith Number

pith:Y3RYM2TX

pith:2012:Y3RYM2TXYO7SWZZT62EOPCNCVN

not attested not anchored not stored refs pending

A Comparative Study of Local Galaxy Clusters: I. Derived X-ray Observables

August E. Evrard, Eduardo Rozo, Eli S. Rykoff, James G. Bartlett

arxiv:1204.6301 v1 · 2012-04-27 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3RYM2TXYO7SWZZT62EOPCNCVN}

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	2026-05-18T01:57:43.075706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6e3866a77c3bf2b6733f688e789a2ab4bad928319cb4e2a3a4bf9c920d9897a

Aliases

arxiv: 1204.6301 · arxiv_version: 1204.6301v1 · doi: 10.48550/arxiv.1204.6301 · pith_short_12: Y3RYM2TXYO7S · pith_short_16: Y3RYM2TXYO7SWZZT · pith_short_8: Y3RYM2TX

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/Y3RYM2TXYO7SWZZT62EOPCNCVN \
  | 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: c6e3866a77c3bf2b6733f688e789a2ab4bad928319cb4e2a3a4bf9c920d9897a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04bf68e918eb916170cfe867f70572e7736f48e85c8ca57d48912fa4a893f277",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-27T19:18:23Z",
    "title_canon_sha256": "7031fe965f4c71ac780eb4255d0a3aeab9830b9662c472cfe7e0e9afbeea0ba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6301",
    "kind": "arxiv",
    "version": 1
  }
}