Pith Number

pith:G5JCZ2P6

pith:2011:G5JCZ2P6NGZNDXGUKUHRXSSK2V

not attested not anchored not stored refs pending

Chandra and XMM-Newton X-ray observations of AWM 7 - I: Investigating X-ray surface brightness fluctuations

A. C. Fabian (IoA, Cambridge), J. S. Sanders

arxiv:1112.1377 v1 · 2011-12-06 · 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{G5JCZ2P6NGZNDXGUKUHRXSSK2V}

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	2026-05-18T01:59:16.274565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37522ce9fe69b2d1dcd4550f1bca4ad561da70fef309a3b6248ad55d4cd2de68

Aliases

arxiv: 1112.1377 · arxiv_version: 1112.1377v1 · doi: 10.48550/arxiv.1112.1377 · pith_short_12: G5JCZ2P6NGZN · pith_short_16: G5JCZ2P6NGZNDXGU · pith_short_8: G5JCZ2P6

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/G5JCZ2P6NGZNDXGUKUHRXSSK2V \
  | 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: 37522ce9fe69b2d1dcd4550f1bca4ad561da70fef309a3b6248ad55d4cd2de68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45c793638dc04334938b2ce082a8c02df7811496ab84aebef9db722f1e4fd6ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-06T19:03:22Z",
    "title_canon_sha256": "529dde488cfab650700ae2909277b4e883a7443ddd7b95d3323498f6186f0a38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.1377",
    "kind": "arxiv",
    "version": 1
  }
}