Pith Number

pith:WKHG2WS7

pith:2000:WKHG2WS7SGCCO3K33VP5B3AC4Q

not attested not anchored not stored refs pending

XMM-Newton Optical Monitor observations of LMC X-3

Irini Sakelliou, Kinwah Wu, Mathew Page, Roberto Soria

arxiv:astro-ph/0010546 v1 · 2000-10-26 · 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{WKHG2WS7SGCCO3K33VP5B3AC4Q}

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	2026-07-04T16:17:28.497390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b28e6d5a5f9184276d5bdd5fd0ec02e4362f44108c6322ce3ff637cefb89cc5a

Aliases

arxiv: astro-ph/0010546 · arxiv_version: astro-ph/0010546v1 · doi: 10.48550/arxiv.astro-ph/0010546 · pith_short_12: WKHG2WS7SGCC · pith_short_16: WKHG2WS7SGCCO3K3 · pith_short_8: WKHG2WS7

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/WKHG2WS7SGCCO3K33VP5B3AC4Q \
  | 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: b28e6d5a5f9184276d5bdd5fd0ec02e4362f44108c6322ce3ff637cefb89cc5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c8054cf04171af2b350981417f969005a7006d2e1b8c29c61eb824bf47b9318",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-10-26T15:09:00Z",
    "title_canon_sha256": "715a1deed418790d05a76c532a2f4f49743892629f71c3b06e6c39f8560a8cc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0010546",
    "kind": "arxiv",
    "version": 1
  }
}