Pith Number

pith:CUTWINRW

pith:2017:CUTWINRWJYALJCVEDZUTJ6N6OP

not attested not anchored not stored refs pending

OGLE Cepheids and RR Lyrae Stars in the Milky Way

Andrzej Udalski

arxiv:1703.02980 v1 · 2017-03-08 · 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{CUTWINRWJYALJCVEDZUTJ6N6OP}

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	2026-05-18T00:35:34.461727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15276436364e00b48aa41e6934f9be73cd366ed26f1e8c33823937c656df641a

Aliases

arxiv: 1703.02980 · arxiv_version: 1703.02980v1 · doi: 10.48550/arxiv.1703.02980 · pith_short_12: CUTWINRWJYAL · pith_short_16: CUTWINRWJYALJCVE · pith_short_8: CUTWINRW

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/CUTWINRWJYALJCVEDZUTJ6N6OP \
  | 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: 15276436364e00b48aa41e6934f9be73cd366ed26f1e8c33823937c656df641a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f8bb6841df8104426cf340cec7c803563e222f39288a38316ab89f84a70b5a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-03-08T19:00:02Z",
    "title_canon_sha256": "d9475f617a88ee9c053ae606ef524decde83e501b5ae2b169dc7bc9c625fcec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02980",
    "kind": "arxiv",
    "version": 1
  }
}