Pith Number

pith:Y5UEYQVQ

pith:1998:Y5UEYQVQEMQDLNEJFAYKMF2F3F

not attested not anchored not stored refs pending

Halo Star Lithium Depletion

G. Steigman, M.H. Pinsonneault, T.P. Walker, V. K. Narayanan

arxiv:astro-ph/9803073 v1 · 1998-03-06 · 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{Y5UEYQVQEMQDLNEJFAYKMF2F3F}

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	2026-05-18T04:23:00.448780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7684c42b0232035b4892830a61745d978bb5ceab39e8ce1bbcf65edc2580e45

Aliases

arxiv: astro-ph/9803073 · arxiv_version: astro-ph/9803073v1 · doi: 10.48550/arxiv.astro-ph/9803073 · pith_short_12: Y5UEYQVQEMQD · pith_short_16: Y5UEYQVQEMQDLNEJ · pith_short_8: Y5UEYQVQ

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/Y5UEYQVQEMQDLNEJFAYKMF2F3F \
  | 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: c7684c42b0232035b4892830a61745d978bb5ceab39e8ce1bbcf65edc2580e45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "439a492e582fba3bbdeb891c3aafe6686d6d190c79c95e6372554afc7385d66a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-03-06T21:44:29Z",
    "title_canon_sha256": "b79c7e9dbb98dffbeb3cdd2746a7b8291849aff603f0c18ad8e5394e033ac3a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9803073",
    "kind": "arxiv",
    "version": 1
  }
}