Pith Number

pith:GJY6LTG7

pith:2020:GJY6LTG7OA4BWNQ6DZOWARRF2K

not attested not anchored not stored refs pending

Inflection point in the power spectrum of stellar brightness variations III: Faculae vs. Spot dominance on stars with known rotation periods

A.I. Shapiro, A. Reiners, E. M. Amazo-Gomez, G. Kopp, M. Oshagh, S.K. Solanki, T. Reinhold

arxiv:2008.11492 v1 · 2020-08-26 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GJY6LTG7OA4BWNQ6DZOWARRF2K}

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	2026-07-05T01:47:03.709739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3271e5ccdf70381b361e1e5d604625d2b5345edb3e041cf18d5f5601a56ca7e9

Aliases

arxiv: 2008.11492 · arxiv_version: 2008.11492v1 · doi: 10.48550/arxiv.2008.11492 · pith_short_12: GJY6LTG7OA4B · pith_short_16: GJY6LTG7OA4BWNQ6 · pith_short_8: GJY6LTG7

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/GJY6LTG7OA4BWNQ6DZOWARRF2K \
  | 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: 3271e5ccdf70381b361e1e5d604625d2b5345edb3e041cf18d5f5601a56ca7e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df3176bc3de3f457442f8924542590797742c980730dc695f057bcbdfff673ec",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-08-26T11:11:19Z",
    "title_canon_sha256": "87963eccb6d5c4449d96360adfc74cf7f993fb804d74d5ef996557660f36d1d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.11492",
    "kind": "arxiv",
    "version": 1
  }
}