Pith Number

pith:LAKW64LL

pith:2004:LAKW64LLYNPEQUBCSZ263GVXME

not attested not anchored not stored refs pending

The broad-band properties of the XMM-Newton Bright Serendipitous Sources

A. Caccianiga, P. Severgnini, R. Della Ceca, T. Maccacaro, V. Braito

arxiv:astro-ph/0407127 v1 · 2004-07-07 · 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{LAKW64LLYNPEQUBCSZ263GVXME}

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	2026-07-04T14:13:33.531182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58156f716bc35e4850229675ed9ab7612f2f967fc80babf4fa371723241fefad

Aliases

arxiv: astro-ph/0407127 · arxiv_version: astro-ph/0407127v1 · doi: 10.48550/arxiv.astro-ph/0407127 · pith_short_12: LAKW64LLYNPE · pith_short_16: LAKW64LLYNPEQUBC · pith_short_8: LAKW64LL

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/LAKW64LLYNPEQUBCSZ263GVXME \
  | 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: 58156f716bc35e4850229675ed9ab7612f2f967fc80babf4fa371723241fefad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7002bb12b72f9f1c2490bcfbdc321459cca7c9540ae0e0be50dd8623c3156f3f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-07T07:06:16Z",
    "title_canon_sha256": "52549b725357fa85c815888d86a5dfb27a9aa82e9d3c675ebcf0790939dd8d61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407127",
    "kind": "arxiv",
    "version": 1
  }
}