Pith Number

pith:WRS2EB5D

pith:2012:WRS2EB5DO2DE4XLU477QDVAYGH

not attested not anchored not stored refs pending

The XMM-LSS catalogue: X-ray sources and associated multiwavelength data. Version II

A. Elyiv, A. Gueguen, F. Pacaud, J. Surdej, L. Chiappetti, L. Faccioli, L. Paioro, M. Pierre, M. Polletta, N. Clerc, O.Melnyk

arxiv:1211.4492 v1 · 2012-11-19 · 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{WRS2EB5DO2DE4XLU477QDVAYGH}

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	2026-05-18T03:40:26.724597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b465a207a376864e5d74e7ff01d41831d22c5538c935b66fc90f0a39ea46fc35

Aliases

arxiv: 1211.4492 · arxiv_version: 1211.4492v1 · doi: 10.48550/arxiv.1211.4492 · pith_short_12: WRS2EB5DO2DE · pith_short_16: WRS2EB5DO2DE4XLU · pith_short_8: WRS2EB5D

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/WRS2EB5DO2DE4XLU477QDVAYGH \
  | 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: b465a207a376864e5d74e7ff01d41831d22c5538c935b66fc90f0a39ea46fc35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3bbf470bf7de30dd444a09e105a9c3994575c48d71ab6b43bfacef4d3ea0cac",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-19T16:50:49Z",
    "title_canon_sha256": "9fd70df45c996f3a48da01a661aaceaa4dc3dae9b633cb77320862d94f4d6d40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4492",
    "kind": "arxiv",
    "version": 1
  }
}