Pith Number

pith:O3BFJKZP

pith:2000:O3BFJKZPQDLJHV5YPK3Z4PQMHQ

not attested not anchored not stored refs pending

High resolution spectroscopy of H II Galaxies: Structure and Supersonic line widths

(2) Instituto de Astrofisica de Canarias, (3) INAOE, Brasil, Casiana Munoz-Tunon (2), Eduardo Telles (1), Guillermo Tenorio-Tagle (3) ((1) Observatorio Nacional, Mexico), Rio de Janeiro, Spain

arxiv:astro-ph/0010334 v1 · 2000-10-17 · 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{O3BFJKZPQDLJHV5YPK3Z4PQMHQ}

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	2026-07-04T16:17:24.434425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76c254ab2f80d693d7b87ab79e3e0c3c16a54c6937a4e6cc2a8d4be24400d44c

Aliases

arxiv: astro-ph/0010334 · arxiv_version: astro-ph/0010334v1 · doi: 10.48550/arxiv.astro-ph/0010334 · pith_short_12: O3BFJKZPQDLJ · pith_short_16: O3BFJKZPQDLJHV5Y · pith_short_8: O3BFJKZP

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/O3BFJKZPQDLJHV5YPK3Z4PQMHQ \
  | 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: 76c254ab2f80d693d7b87ab79e3e0c3c16a54c6937a4e6cc2a8d4be24400d44c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70ef1954b2452616153917382ff48d76b9f2f74feaa64116aa14ccac4e81eea1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-10-17T16:25:17Z",
    "title_canon_sha256": "09d27300b2ff7eefa2aa28ad217cf039e5d99584add2a0adde34b89543444bb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0010334",
    "kind": "arxiv",
    "version": 1
  }
}