Pith Number

pith:OB22KF3R

pith:2000:OB22KF3RIVGKU3RJS6LOOJ7DBE

not attested not anchored not stored refs pending

Difference Image Analysis of the OGLE-II Bulge Data. I. The Method

P.R. Wozniak (Princeton University Observatory)

arxiv:astro-ph/0012143 v2 · 2000-12-06 · 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{OB22KF3RIVGKU3RJS6LOOJ7DBE}

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.

Cited by

1 paper in Pith

KMT-2025-BLG-0975Lb and KMT-2025-BLG-1160Lb: Two Uranus-Mass Planets Beyond the Snow Line Discovered by Microlensing

Receipt and verification

First computed	2026-07-04T14:10:56.241734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7075a51771454caa6e299796e727e30929a0e7b09b140376bb512a4142e0b1f0

Aliases

arxiv: astro-ph/0012143 · arxiv_version: astro-ph/0012143v2 · doi: 10.48550/arxiv.astro-ph/0012143 · pith_short_12: OB22KF3RIVGK · pith_short_16: OB22KF3RIVGKU3RJ · pith_short_8: OB22KF3R

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/OB22KF3RIVGKU3RJS6LOOJ7DBE \
  | 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: 7075a51771454caa6e299796e727e30929a0e7b09b140376bb512a4142e0b1f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfb837ba29fabb9f932179f6c67f4e12722e0b96459fb09c8d98063253455e8e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-12-06T20:14:39Z",
    "title_canon_sha256": "f7ecf5613e4fc191311bf0e5db8c9918d62ab68bf949a89b971b781ca1178296"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0012143",
    "kind": "arxiv",
    "version": 2
  }
}