Pith Number

pith:ZUQUZN3B

pith:2007:ZUQUZN3BU5FD6SUHUY6DPH5LIT

not attested not anchored not stored refs pending

Testing the galaxy cluster mass-observable relations at z = 1 with XMM-Newton and Chandra observations of XLSSJ022403.9-041328

B. J. Maughan, F. Pacaud, I. Valtchanov, J. Willis, L. R. Jones, M. Birkinshaw, M. N. Bremer, M. Pierre, S. Andreon, T. J. Ponman

arxiv:0709.2300 v2 · 2007-09-14 · 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{ZUQUZN3BU5FD6SUHUY6DPH5LIT}

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	2026-05-18T01:24:31.230890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd214cb761a74a3f4a87a63c379fab44e9e6b8bc31bbe40b2b738af04a1ad6b5

Aliases

arxiv: 0709.2300 · arxiv_version: 0709.2300v2 · doi: 10.48550/arxiv.0709.2300 · pith_short_12: ZUQUZN3BU5FD · pith_short_16: ZUQUZN3BU5FD6SUH · pith_short_8: ZUQUZN3B

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/ZUQUZN3BU5FD6SUHUY6DPH5LIT \
  | 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: cd214cb761a74a3f4a87a63c379fab44e9e6b8bc31bbe40b2b738af04a1ad6b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "170ac52a48e58aabfd7095c7d57650cfc3f3f0cf876da1365da2c984f0c7adb8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-14T13:44:52Z",
    "title_canon_sha256": "239d1652105cf937ee0acd5e36da731897928b254df0396b405403576cdab702"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.2300",
    "kind": "arxiv",
    "version": 2
  }
}