Pith Number

pith:CXS2GHS3

pith:2009:CXS2GHS3SVDQJKH2LQD5YBAYFC

not attested not anchored not stored refs pending

CAIXA: a Catalogue of AGN In the XMM-Newton Archive II. Multiwavelength correlations

Gabriele Ponti, Giorgio Matt, Matteo Guainazzi, Nuria Fonseca Bonilla, Stefano Bianchi

arxiv:0905.0267 v2 · 2009-05-03 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXS2GHS3SVDQJKH2LQD5YBAYFC}

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	2026-05-18T02:13:48.147177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15e5a31e5b954704a8fa5c07dc041828a1d510a848987e9e86c7c5794ee6ad81

Aliases

arxiv: 0905.0267 · arxiv_version: 0905.0267v2 · doi: 10.48550/arxiv.0905.0267 · pith_short_12: CXS2GHS3SVDQ · pith_short_16: CXS2GHS3SVDQJKH2 · pith_short_8: CXS2GHS3

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/CXS2GHS3SVDQJKH2LQD5YBAYFC \
  | 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: 15e5a31e5b954704a8fa5c07dc041828a1d510a848987e9e86c7c5794ee6ad81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7224c5ef0cab8cfe2b944b5dfb7d40f7ec9668c92268e04986a694cd64325b1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-05-03T15:34:34Z",
    "title_canon_sha256": "7cfd6ef4fe8c405377c990827467c937ba2648971805149d062c553b5e6b6bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0267",
    "kind": "arxiv",
    "version": 2
  }
}