Pith Number

pith:VM5UNPJA

pith:2025:VM5UNPJABNWHJWGCMEHX4YZA23

not attested not anchored not stored refs pending

C3PO V: Comoving stellar pairs indicate rotational spin-down drives the main-sequence Li-Dip

Barbara J. Anthony-Twarog, Bruce A. Twarog, Fan Liu, Qinghui Sun, Yuan-Sen Ting, Yuxi (Lucy) Lu

arxiv:2508.08671 v2 · 2025-08-12 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VM5UNPJABNWHJWGCMEHX4YZA23}

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	2026-07-05T11:53:08.390691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab3b46bd200b6c74d8c2610f7e6320d6ede5f8c34a1bf8f3e1c919259eeed920

Aliases

arxiv: 2508.08671 · arxiv_version: 2508.08671v2 · doi: 10.48550/arxiv.2508.08671 · pith_short_12: VM5UNPJABNWH · pith_short_16: VM5UNPJABNWHJWGC · pith_short_8: VM5UNPJA

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/VM5UNPJABNWHJWGCMEHX4YZA23 \
  | 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: ab3b46bd200b6c74d8c2610f7e6320d6ede5f8c34a1bf8f3e1c919259eeed920

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe84e7b5c27a747caaf439179f2268392704d721e4f1fbf4335f70480217bb55",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-08-12T06:37:21Z",
    "title_canon_sha256": "fddc65054ee67c9010d13868f52d0f29c730cf2fa98d0f083c0080440d11f6e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.08671",
    "kind": "arxiv",
    "version": 2
  }
}