Pith Number

pith:KTE4Q4QY

pith:2002:KTE4Q4QYYMOQYIRSYF2LS3QIZM

not attested not anchored not stored refs pending

The XMM-Newton Science Archive

A.Venet (XMM-Newton SOC, C.Arviset, E), J.Dowson, J.Hernandez, M.Guainazzi, P.Osuna, RSSD, VILSPA/ESA

arxiv:astro-ph/0206412 v1 · 2002-06-24 · 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{KTE4Q4QYYMOQYIRSYF2LS3QIZM}

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	2026-07-04T15:52:02.101291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54c9c87218c31d0c2232c174b96e08cb38041734314951367be21aba23d67ec4

Aliases

arxiv: astro-ph/0206412 · arxiv_version: astro-ph/0206412v1 · doi: 10.48550/arxiv.astro-ph/0206412 · pith_short_12: KTE4Q4QYYMOQ · pith_short_16: KTE4Q4QYYMOQYIRS · pith_short_8: KTE4Q4QY

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/KTE4Q4QYYMOQYIRSYF2LS3QIZM \
  | 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: 54c9c87218c31d0c2232c174b96e08cb38041734314951367be21aba23d67ec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "819aedc2eca0078a28020938e5ab083c8c0e613720a3dace8f45b115c0fca33e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-06-24T15:39:06Z",
    "title_canon_sha256": "43f537c265bad829927a6a0232d52a8d02931573c646c29a63787f4efbad3ec2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0206412",
    "kind": "arxiv",
    "version": 1
  }
}