Pith Number

pith:PBCVRYML

pith:2019:PBCVRYMLEO36R2EMM6ROYJPFJL

not attested not anchored not stored refs pending

Constraining transport of angular momentum in stars: Combining asteroseismic observations of core helium burning stars and white dwarfs

J.W. Den Hartogh, P. Eggenberger, R. Hirschi

arxiv:1902.04293 v1 · 2019-02-12 · 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{PBCVRYMLEO36R2EMM6ROYJPFJL}

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	2026-05-17T23:53:20.331988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

784558e18b23b7e8e88c67a2ec25e54ae2ead6bde80f733b745b269b1d98ab6d

Aliases

arxiv: 1902.04293 · arxiv_version: 1902.04293v1 · doi: 10.48550/arxiv.1902.04293 · pith_short_12: PBCVRYMLEO36 · pith_short_16: PBCVRYMLEO36R2EM · pith_short_8: PBCVRYML

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/PBCVRYMLEO36R2EMM6ROYJPFJL \
  | 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: 784558e18b23b7e8e88c67a2ec25e54ae2ead6bde80f733b745b269b1d98ab6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee178f8c8fc03be650f9b25f4ea65ec2ee52176aa96fc9a05fafeecec78794f3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-12T09:39:56Z",
    "title_canon_sha256": "673e057e1a45bd3ae91ade754d018a1d8aa4f52dbc678a2a086964979c96962c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04293",
    "kind": "arxiv",
    "version": 1
  }
}