Pith Number

pith:I4V22VMO

pith:2009:I4V22VMOAA24ST7CYO2UOCRRKM

not attested not anchored not stored refs pending

A Bayesian approach to the analysis of time symmetry in light curves: Reconsidering Scorpius X-1 occultations

Alexander W. Blocker, Charles R. Alcock, Pavlos Protopapas

arxiv:0904.0645 v1 · 2009-04-04 · astro-ph.IM · astro-ph.EP · stat.AP · stat.ME

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I4V22VMOAA24ST7CYO2UOCRRKM}

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	2026-05-18T04:29:15.372064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

472bad558e0035c94fe2c3b5470a315324bb2951a148eb338754110375a72ffe

Aliases

arxiv: 0904.0645 · arxiv_version: 0904.0645v1 · doi: 10.48550/arxiv.0904.0645 · pith_short_12: I4V22VMOAA24 · pith_short_16: I4V22VMOAA24ST7C · pith_short_8: I4V22VMO

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/I4V22VMOAA24ST7CYO2UOCRRKM \
  | 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: 472bad558e0035c94fe2c3b5470a315324bb2951a148eb338754110375a72ffe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33ba8b540d218f5f2b9f7aa00b1edbe8f3ae0c9399478f568f18532dc88897d3",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "stat.AP",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-04-04T15:23:20Z",
    "title_canon_sha256": "f884dfeab31ac8dc39bbf894f33d4eb15080d5b4322206406f206330233083a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0645",
    "kind": "arxiv",
    "version": 1
  }
}