Pith Number

pith:6VZDBYSW

pith:2002:6VZDBYSWGK76UT3OVT4GBSMKAX

not attested not anchored not stored refs pending

The XMM-Newton Survey Science Centre Medium Sensitivity Survey

F.J. Carrera (IFCA/Csic-Uc), I. Perez-Fournon (IAC), M.G. Watson (Leicester), M.J. Page (MSSL), M.T. Ceballos (IFCA/Csic-Uc), S. Mateos (IFCA/Csic-Uc), the XMM-Newton Survey Science Centre, X. Barcons (IFCA/Csic-Uc)

arxiv:astro-ph/0211533 v1 · 2002-11-25 · 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{6VZDBYSWGK76UT3OVT4GBSMKAX}

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	2026-05-18T01:40:39.923236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f57230e25632bfea4f6eacf860c98a05cba9259b89f3edaeb552948cffc94045

Aliases

arxiv: astro-ph/0211533 · arxiv_version: astro-ph/0211533v1 · doi: 10.48550/arxiv.astro-ph/0211533 · pith_short_12: 6VZDBYSWGK76 · pith_short_16: 6VZDBYSWGK76UT3O · pith_short_8: 6VZDBYSW

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/6VZDBYSWGK76UT3OVT4GBSMKAX \
  | 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: f57230e25632bfea4f6eacf860c98a05cba9259b89f3edaeb552948cffc94045

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc1ceee893b9d5bf61b3f0fc8f03c69e6b96921217424128a853db4d7fe034fc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-11-25T12:21:45Z",
    "title_canon_sha256": "65ee6b58d4eddec8b3d624d3fea4dec01b0f7203cd30bb6551c9954f89536156"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0211533",
    "kind": "arxiv",
    "version": 1
  }
}