Pith Number

pith:WSLWVSJ3

pith:2009:WSLWVSJ3WTSXFE2VDMBGYONJKU

not attested not anchored not stored refs pending

Modeling the RV and BVS of active stars

Cezary Migaszewski, Grzegorz Nowak

arxiv:0901.0202 v1 · 2009-01-01 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WSLWVSJ3WTSXFE2VDMBGYONJKU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:15:03.515834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4976ac93bb4e57293551b026c39a955184b9aa8ba133370b071fa6bcf80490d

Aliases

arxiv: 0901.0202 · arxiv_version: 0901.0202v1 · doi: 10.48550/arxiv.0901.0202 · pith_short_12: WSLWVSJ3WTSX · pith_short_16: WSLWVSJ3WTSXFE2V · pith_short_8: WSLWVSJ3

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/WSLWVSJ3WTSXFE2VDMBGYONJKU \
  | 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: b4976ac93bb4e57293551b026c39a955184b9aa8ba133370b071fa6bcf80490d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d43c2dc67ac752454492220e2cea1d9b668b93d13d3def63ab8fb72533ce77e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-01-01T23:46:13Z",
    "title_canon_sha256": "cdd9ebd2d69239310836710fb6e2d725fc38a3cbc952074b3fc7e012163c74b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.0202",
    "kind": "arxiv",
    "version": 1
  }
}