Pith Number

pith:JHIL2ZVM

pith:2002:JHIL2ZVM7WNP2OI25DIPWYE32G

not attested not anchored not stored refs pending

Rapid rotation of ultra-Li-depleted halo stars and their association with blue stragglers

Scott G. Gregory, Sean G. Ryan, Timothy C. Beers, Toshitaka Kajino, Ulrich Kolb

arxiv:astro-ph/0202369 v1 · 2002-02-20 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JHIL2ZVM7WNP2OI25DIPWYE32G}

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	2026-07-04T16:29:26.254493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49d0bd66acfd9afd391ae8d0fb609bd1921dd7ff185222dd3dd35e0214c3641c

Aliases

arxiv: astro-ph/0202369 · arxiv_version: astro-ph/0202369v1 · doi: 10.48550/arxiv.astro-ph/0202369 · pith_short_12: JHIL2ZVM7WNP · pith_short_16: JHIL2ZVM7WNP2OI2 · pith_short_8: JHIL2ZVM

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/JHIL2ZVM7WNP2OI25DIPWYE32G \
  | 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: 49d0bd66acfd9afd391ae8d0fb609bd1921dd7ff185222dd3dd35e0214c3641c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bff2bfd7175d71d69c7bc5f050042f47608ff33223af4f969cd6bdac8facdc92",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-02-20T13:17:13Z",
    "title_canon_sha256": "0055962d40d078124803963c8470fff2600fe33c849145a2f39dbd0b2d66bfda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0202369",
    "kind": "arxiv",
    "version": 1
  }
}