Pith Number

pith:VTGK7SI6

pith:2023:VTGK7SI6Q25X6ZNASCEJQC4CKZ

not attested not anchored not stored refs pending

Why the observed spin evolution of older-than-solar like stars might not require a dynamo mode change

Eric G. Blackman, James E. Owen, Ketevan Kotorashvili

arxiv:2301.04693 v2 · 2023-01-11 · astro-ph.SR · astro-ph.EP · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VTGK7SI6Q25X6ZNASCEJQC4CKZ}

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	2026-07-05T05:59:44.114486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acccafc91e86bb7f65a09088980b82566aecdc92ea7f08bad0ad68ee0abcfb1e

Aliases

arxiv: 2301.04693 · arxiv_version: 2301.04693v2 · doi: 10.48550/arxiv.2301.04693 · pith_short_12: VTGK7SI6Q25X · pith_short_16: VTGK7SI6Q25X6ZNA · pith_short_8: VTGK7SI6

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/VTGK7SI6Q25X6ZNASCEJQC4CKZ \
  | 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: acccafc91e86bb7f65a09088980b82566aecdc92ea7f08bad0ad68ee0abcfb1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "467ec5bbcad1b87b81bf1488762f32e9120ac81cd89a238837119da2e52eed72",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.HE",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-01-11T19:58:57Z",
    "title_canon_sha256": "417646cd7a784c20cc46c90a09dc5ba30198e89a4cedcd87d1f9ed334c21eac2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.04693",
    "kind": "arxiv",
    "version": 2
  }
}