Pith Number

pith:XBTWLPXZ

pith:1997:XBTWLPXZ6E53GFY4OL2D6HDABN

not attested not anchored not stored refs pending

A standard stellar library for evolutionary synthesis: I. Calibration of theoretical spectra

2), 3), BR), CH (2) Obs. Astron., F. Cuisinier (1, FR (3) Ins. Astron. e Geof., R. Buser (1) ((1) Astron. Inst., Strasbourg, T. Lejeune (1, Univ. Basel, Univ Sao Paulo

arxiv:astro-ph/9701019 v1 · 1997-01-06 · 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{XBTWLPXZ6E53GFY4OL2D6HDABN}

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	2026-05-18T01:07:40.339635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b86765bef9f13bb3171c72f43f1c600b4e697b99672457b1a1791146d95b6d08

Aliases

arxiv: astro-ph/9701019 · arxiv_version: astro-ph/9701019v1 · doi: 10.48550/arxiv.astro-ph/9701019 · pith_short_12: XBTWLPXZ6E53 · pith_short_16: XBTWLPXZ6E53GFY4 · pith_short_8: XBTWLPXZ

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/XBTWLPXZ6E53GFY4OL2D6HDABN \
  | 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: b86765bef9f13bb3171c72f43f1c600b4e697b99672457b1a1791146d95b6d08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00e74b8ccd03b1727ba91385e97dc6363d7e91cde8a5060add5a598ec257926d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-01-06T19:58:21Z",
    "title_canon_sha256": "f7678f9d9bc95a34b0798b07ad57f2282684a4fd2ccb975a4284f53efa3e513a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9701019",
    "kind": "arxiv",
    "version": 1
  }
}