Pith Number

pith:YHC2YA4N

pith:2018:YHC2YA4NATPQ2RRGSMWJ2IWN7M

not attested not anchored not stored refs pending

Observations of Spin-Down in Post-Mast-Transfer Stars and the Possibility for Blue Straggler Gyrochronology

Alison Sills, Emily Leiner, Natalie Gosnell, Robert Mathieu

arxiv:1812.02181 v1 · 2018-12-05 · 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{YHC2YA4NATPQ2RRGSMWJ2IWN7M}

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	2026-05-17T23:44:47.815253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1c5ac038d04df0d4626932c9d22cdfb3499c9c2092e05eb5246f69827bb09af

Aliases

arxiv: 1812.02181 · arxiv_version: 1812.02181v1 · doi: 10.48550/arxiv.1812.02181 · pith_short_12: YHC2YA4NATPQ · pith_short_16: YHC2YA4NATPQ2RRG · pith_short_8: YHC2YA4N

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/YHC2YA4NATPQ2RRGSMWJ2IWN7M \
  | 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: c1c5ac038d04df0d4626932c9d22cdfb3499c9c2092e05eb5246f69827bb09af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1ed1223f0deefe7bf355d8a064026ccb8405cb24c879f6a61d58a8c22e5993f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-05T19:00:05Z",
    "title_canon_sha256": "f009155f462a3461be7ca5d1ac9aae8d76d2da2bb1f436dc8ff902c04fb0a7b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02181",
    "kind": "arxiv",
    "version": 1
  }
}