Pith Number

pith:YWAUGM6G

pith:2012:YWAUGM6GGMXDFNHX4HH6JDCEZU

not attested not anchored not stored refs pending

Rotational velocities of A-type stars IV. Evolution of rotational velocities

F. Royer, J. Zorec

arxiv:1201.2052 v1 · 2012-01-10 · 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{YWAUGM6GGMXDFNHX4HH6JDCEZU}

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	2026-05-18T01:58:53.478714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5814333c6332e32b4f7e1cfe48c44cd0584a3e34aebce68bd03b98e425773ce

Aliases

arxiv: 1201.2052 · arxiv_version: 1201.2052v1 · doi: 10.48550/arxiv.1201.2052 · pith_short_12: YWAUGM6GGMXD · pith_short_16: YWAUGM6GGMXDFNHX · pith_short_8: YWAUGM6G

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/YWAUGM6GGMXDFNHX4HH6JDCEZU \
  | 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: c5814333c6332e32b4f7e1cfe48c44cd0584a3e34aebce68bd03b98e425773ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2a8f26e57109fd98f95caf3f7de63065f6a3b7fa71048d7e258ee460c833872",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-10T13:49:00Z",
    "title_canon_sha256": "38687517fe8a45921e300c62afa94595aaa46fd00bb332b955b5bd53e023e9ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2052",
    "kind": "arxiv",
    "version": 1
  }
}