Pith Number

pith:QA2AJTYO

pith:2011:QA2AJTYOVFIF4BBK57NZR7TFO4

not attested not anchored not stored refs pending

A Search for Eclipsing Binary Lightcurve Variations among MACHO Project Lightcurves of 3256 Fundamental-Mode RR Lyrae Variables in the Galactic Bulge

Michael W. Richmond

arxiv:1106.0697 v1 · 2011-06-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QA2AJTYOVFIF4BBK57NZR7TFO4}

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	2026-05-18T02:21:44.262822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

803404cf0ea9505e042aefdb98fe65773436f5aa22ffbf4c4a3c83b848a289d4

Aliases

arxiv: 1106.0697 · arxiv_version: 1106.0697v1 · doi: 10.48550/arxiv.1106.0697 · pith_short_12: QA2AJTYOVFIF · pith_short_16: QA2AJTYOVFIF4BBK · pith_short_8: QA2AJTYO

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/QA2AJTYOVFIF4BBK57NZR7TFO4 \
  | 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: 803404cf0ea9505e042aefdb98fe65773436f5aa22ffbf4c4a3c83b848a289d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9d8962180d9a5b2cdd55833cb8fc7fb8293022e7dae419077e807f2811a3654",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-06-03T16:04:42Z",
    "title_canon_sha256": "ced82766f851c14b89d5224a758094d4e0f05bbd1d9451300857614e8741fbe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.0697",
    "kind": "arxiv",
    "version": 1
  }
}