Pith Number

pith:CRAYTB6B

pith:2020:CRAYTB6BHFITWIGUISFVYPXL34

not attested not anchored not stored refs pending

Rotation periods from the inflection point in the power spectrum of stellar brightness variations: II. The Sun

A.I. Shapiro, A. Reiners, E.M. Amazo-G\'omez, G. Kopp, M. Oshagh, N.A. Krivova, S.K. Solanki, T. Reinhold

arxiv:2002.03455 v1 · 2020-02-09 · 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{CRAYTB6BHFITWIGUISFVYPXL34}

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	2026-07-05T00:57:17.521287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14418987c139513b20d4448b5c3eebdf01b69b7a563ba0e82b3b55ad49f6f336

Aliases

arxiv: 2002.03455 · arxiv_version: 2002.03455v1 · doi: 10.48550/arxiv.2002.03455 · pith_short_12: CRAYTB6BHFIT · pith_short_16: CRAYTB6BHFITWIGU · pith_short_8: CRAYTB6B

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/CRAYTB6BHFITWIGUISFVYPXL34 \
  | 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: 14418987c139513b20d4448b5c3eebdf01b69b7a563ba0e82b3b55ad49f6f336

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e183d99e96a991d3d3b185ce48ae554472c386676014ac4ec71ace1d16bc6d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-02-09T21:49:35Z",
    "title_canon_sha256": "994b4c87d7ff0d5bddb1d5372ba30fc9a767b99e7a0aa57474b41dcde187784e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03455",
    "kind": "arxiv",
    "version": 1
  }
}