Pith Number

pith:FZJTPINQ

pith:2009:FZJTPINQ2VGD4XY2HG4LQ6KX4F

not attested not anchored not stored refs pending

Deep high-resolution X-ray spectra from cool-core clusters

(2) Department of Physics, A.C. Fabian (1), H.R. Russell (1) ((1) Institute of Astronomy, J.R. Peterson (2), J.S. Sanders (1), K.A. Frank (2), Purdue University), University of Cambridge

arxiv:0910.3793 v1 · 2009-10-20 · 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{FZJTPINQ2VGD4XY2HG4LQ6KX4F}

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	2026-05-18T04:42:02.685940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e5337a1b0d54c3e5f1a39b8b87957e17d6e5ae373fba597101ba910ad80b7b3

Aliases

arxiv: 0910.3793 · arxiv_version: 0910.3793v1 · doi: 10.48550/arxiv.0910.3793 · pith_short_12: FZJTPINQ2VGD · pith_short_16: FZJTPINQ2VGD4XY2 · pith_short_8: FZJTPINQ

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/FZJTPINQ2VGD4XY2HG4LQ6KX4F \
  | 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: 2e5337a1b0d54c3e5f1a39b8b87957e17d6e5ae373fba597101ba910ad80b7b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c94e1e63f851a0617c936db232ff0f7e49fa94aac7b3bdbdf85a02cd848363d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-20T10:38:42Z",
    "title_canon_sha256": "8c64444b559bfef39ef9bc9d3b674df654d31cf65321e8440ec36d22566bb409"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3793",
    "kind": "arxiv",
    "version": 1
  }
}