Pith Number

pith:VG3MM5M5

pith:2006:VG3MM5M5S4J5JXZQKKNGSA2BIH

not attested not anchored not stored refs pending

SearchCal: a Virtual Observatory tool for searching calibrators in optical long baseline interferometry. I: The bright object case

A. Chelli (LAOG), Daniel Bonneau (LG), D. Mourard (LG), G. Duvert (LAOG), G. Zins (LAOG), J.-M. Clausse (LG), P. Cruzal\`ebes (LG), S. Cetre (LAOG), X. Delfosse (LAOG)

arxiv:astro-ph/0607026 v1 · 2006-07-03 · 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{VG3MM5M5S4J5JXZQKKNGSA2BIH}

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	2026-05-18T01:09:10.530963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9b6c6759d9713d4df30529a69034141ed937d9b1dc761b47bf31e72a5f17164

Aliases

arxiv: astro-ph/0607026 · arxiv_version: astro-ph/0607026v1 · doi: 10.48550/arxiv.astro-ph/0607026 · pith_short_12: VG3MM5M5S4J5 · pith_short_16: VG3MM5M5S4J5JXZQ · pith_short_8: VG3MM5M5

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/VG3MM5M5S4J5JXZQKKNGSA2BIH \
  | 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: a9b6c6759d9713d4df30529a69034141ed937d9b1dc761b47bf31e72a5f17164

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d0490a6e179be2319d4067d3349c7e2e17d47ce0a013d52ce8219aff9aea142",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-07-03T14:22:38Z",
    "title_canon_sha256": "e7324ac662c7be33037ea35c15afd7b53286a2288c3f1794830c560b67009671"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0607026",
    "kind": "arxiv",
    "version": 1
  }
}