Pith Number

pith:7OE5GFLG

pith:2012:7OE5GFLGH5RRVSJESWNCKXHD5M

not attested not anchored not stored refs pending

The Optical Gravitational Lensing Experiment. Optical Counterparts to the X-ray Sources in the Galactic Bulge

A. Udalski, G. Pietrzynski, I. Soszynski, J. Skowron, K. Kowalczyk, K. Ulaczyk, L. Wyrzykowski, M. K. Szymanski, M. Kubiak, P. Pietrukowicz, R. Poleski, S. Kozlowski

arxiv:1208.0369 v1 · 2012-08-01 · 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{7OE5GFLGH5RRVSJESWNCKXHD5M}

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	2026-05-18T03:49:34.403644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb89d315663f631ac924959a255ce3eb206c1fb5de0df6753697ed7a0a1dfe00

Aliases

arxiv: 1208.0369 · arxiv_version: 1208.0369v1 · doi: 10.48550/arxiv.1208.0369 · pith_short_12: 7OE5GFLGH5RR · pith_short_16: 7OE5GFLGH5RRVSJE · pith_short_8: 7OE5GFLG

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/7OE5GFLGH5RRVSJESWNCKXHD5M \
  | 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: fb89d315663f631ac924959a255ce3eb206c1fb5de0df6753697ed7a0a1dfe00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d6cdde0169eff58fe0527be78996877ae0c3b4b42fe8d5f90ecd3c474eb19a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-01T21:40:31Z",
    "title_canon_sha256": "f1286e33508a7c98fb277cd654ffa0a6fbefd9280d1d00c5b84f61d349fca8d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0369",
    "kind": "arxiv",
    "version": 1
  }
}