Pith Number

pith:KIOUYKEM

pith:2015:KIOUYKEMU5BHU33W3KLJKGOLVF

not attested not anchored not stored refs pending

Ultra-Short-Period Binary Systems in the OGLE Fields Toward the Galactic Bulge

A. Udalski, B. Pilecki, G. Pietrzynski, I. Soszynski, J. Skowron, K. Stepien, K. Ulaczyk, L. Wyrzykowski, M. K. Szymanski, M. Pawlak, P. Mroz, P. Pietrukowicz, R. Poleski, S. Kozlowski

arxiv:1503.02080 v2 · 2015-03-06 · 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{KIOUYKEMU5BHU33W3KLJKGOLVF}

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	2026-05-18T02:20:58.794062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

521d4c288ca7427a6f76da969519cba95d46bceaf73242df84b20df88a642e87

Aliases

arxiv: 1503.02080 · arxiv_version: 1503.02080v2 · doi: 10.48550/arxiv.1503.02080 · pith_short_12: KIOUYKEMU5BH · pith_short_16: KIOUYKEMU5BHU33W · pith_short_8: KIOUYKEM

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/KIOUYKEMU5BHU33W3KLJKGOLVF \
  | 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: 521d4c288ca7427a6f76da969519cba95d46bceaf73242df84b20df88a642e87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6c54e3fcfa0562bec2fd5bc552b00ad9b053a10e6593be7705851b387d1ab5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-06T21:00:14Z",
    "title_canon_sha256": "cc5be1f9a9360eedb5f10d4f7a06ba46f9d17158b56479d89d0a421dabb2bb59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02080",
    "kind": "arxiv",
    "version": 2
  }
}