Pith Number

pith:HYO4UIZ3

pith:2003:HYO4UIZ35EDJE4WKROO5OGLSFT

not attested not anchored not stored refs pending

Multi-level 3D non-LTE computations of lithium lines in the metal-poor halo stars HD140283 and HD84937

M. Asplund (RSAA), M. Carlsson (Oslo) & A. Botnen (Oslo)

arxiv:astro-ph/0302406 v1 · 2003-02-20 · 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{HYO4UIZ35EDJE4WKROO5OGLSFT}

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.

Cited by

1 paper in Pith

Observational Signatures and Constraints on the Intermediate Neutron-Capture Process. The Case of the CEMP star TYC 6044-714-1 (RAVE J094921.8-161722)

Receipt and verification

First computed	2026-05-18T04:21:41.852715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e1dca233be9069272ca8b9dd719722cefb6c238b2a7a1a2f0fe0858948bfce4

Aliases

arxiv: astro-ph/0302406 · arxiv_version: astro-ph/0302406v1 · doi: 10.48550/arxiv.astro-ph/0302406 · pith_short_12: HYO4UIZ35EDJ · pith_short_16: HYO4UIZ35EDJE4WK · pith_short_8: HYO4UIZ3

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/HYO4UIZ35EDJE4WKROO5OGLSFT \
  | 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: 3e1dca233be9069272ca8b9dd719722cefb6c238b2a7a1a2f0fe0858948bfce4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a641ca3c391109ef234089577b11e9b7085f88aa49680aacf9d394c8cf66c98",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-02-20T06:32:28Z",
    "title_canon_sha256": "cd226d35b0278c8ee00d83272cf33b3f9b58c9f02cd1ce6949d974b3e765dbfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0302406",
    "kind": "arxiv",
    "version": 1
  }
}