Pith Number

pith:7R56RCTT

pith:2021:7R56RCTTAIICKXOU7ZAS7THS6N

not attested not anchored not stored refs pending

Chandra Observations of the Planck ESZ Sample: A Re-Examination of Masses and Mass Proxies

Alexey Vikhlinin, Christine Jones, Etienne Pointecouteau, Felipe Andrade-Santos, Gabriel W. Pratt, Iacopo Bartalucci, Jean-Baptiste Melin, Laurence P. David, Lorenzo Lovisari, Monique Arnaud, Pasquale Mazzotta, Ralph P. Kraft, Reinout J. van Weeren, Simona Giacintucci, Stefano Borgani, Stephen S. Murray, William R. Forman

arxiv:2103.07545 v2 · 2021-03-12 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7R56RCTTAIICKXOU7ZAS7THS6N}

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	2026-07-05T02:51:20.084769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc7be88a730210255dd4fe412fccf2f3603a1c18004d4ccb82b937ce2d56e0d8

Aliases

arxiv: 2103.07545 · arxiv_version: 2103.07545v2 · doi: 10.48550/arxiv.2103.07545 · pith_short_12: 7R56RCTTAIIC · pith_short_16: 7R56RCTTAIICKXOU · pith_short_8: 7R56RCTT

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/7R56RCTTAIICKXOU7ZAS7THS6N \
  | 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: fc7be88a730210255dd4fe412fccf2f3603a1c18004d4ccb82b937ce2d56e0d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cd4e5ff56b4faa5823855742fb8cbd1ad261233caf0a0df74d396d16152b30b",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-03-12T21:49:20Z",
    "title_canon_sha256": "da83acdca807d6e660efc2d6961ab536adc017f40abc3fa2d09296bf277c9fd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.07545",
    "kind": "arxiv",
    "version": 2
  }
}