Pith Number

pith:BOAUBSPL

pith:1996:BOAUBSPLDJAXNOJWKG5BFNQY7W

not attested not anchored not stored refs pending

Accurate Hydrogen Spectral Simulations with a Compact Model Atom

Gary J. Ferland, Jason W. Ferguson

arxiv:astro-ph/9610140 v1 · 1996-10-18 · 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{BOAUBSPLDJAXNOJWKG5BFNQY7W}

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	2026-07-04T16:00:16.884843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b8140c9eb1a4176b93651ba12b618fd8505e22ad150a985e6badecd379a6326

Aliases

arxiv: astro-ph/9610140 · arxiv_version: astro-ph/9610140v1 · doi: 10.48550/arxiv.astro-ph/9610140 · pith_short_12: BOAUBSPLDJAX · pith_short_16: BOAUBSPLDJAXNOJW · pith_short_8: BOAUBSPL

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/BOAUBSPLDJAXNOJWKG5BFNQY7W \
  | 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: 0b8140c9eb1a4176b93651ba12b618fd8505e22ad150a985e6badecd379a6326

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03bd518b2c3ae13a08629d2c3f078152ba116e443c38c49084db4ae75ce20bdd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-10-18T13:31:29Z",
    "title_canon_sha256": "de459c98102fcc70f6b594111daa8ffff3c480503aeeb5dc771b57aa6119d4b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9610140",
    "kind": "arxiv",
    "version": 1
  }
}