Pith Number

pith:O44KKOPW

pith:2002:O44KKOPWWA43GOOMHXLXNJQ56C

not attested not anchored not stored refs pending

The secondary minimum in YY Her: Evidence for a tidally distorted giant

B.F. Yudin, E.A. Kolotilov, J. Mikolajewska, S.Yu. Shugarov

arxiv:astro-ph/0206399 v1 · 2002-06-23 · 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{O44KKOPWWA43GOOMHXLXNJQ56C}

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	2026-07-04T16:30:16.082657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7738a539f6b039b339cc3dd776a61df0881a5d004ce8d2d3e0a710977c7a3550

Aliases

arxiv: astro-ph/0206399 · arxiv_version: astro-ph/0206399v1 · doi: 10.48550/arxiv.astro-ph/0206399 · pith_short_12: O44KKOPWWA43 · pith_short_16: O44KKOPWWA43GOOM · pith_short_8: O44KKOPW

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/O44KKOPWWA43GOOMHXLXNJQ56C \
  | 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: 7738a539f6b039b339cc3dd776a61df0881a5d004ce8d2d3e0a710977c7a3550

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d5901e127a406f2d7e5d2be52a3348f1f0271881ecab68573c8fa618ecd74ea",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-06-23T16:11:09Z",
    "title_canon_sha256": "3f9727d41fbdd473e00057cc7972a9180188ab60a210101163890fd0dae3d0ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0206399",
    "kind": "arxiv",
    "version": 1
  }
}