Pith Number

pith:5DQ2V6OX

pith:1996:5DQ2V6OXYD2LGFH6N6O7FADPMJ

not attested not anchored not stored refs pending

Lines of Circumstellar C2, CN, and CH+ in the Optical Spectra of Post-Agb Stars

David L. Lambert, Eric J. Bakker, Ewine F. van Dishoeck

arxiv:astro-ph/9609030 v1 · 1996-09-04 · 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{5DQ2V6OXYD2LGFH6N6O7FADPMJ}

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	2026-07-04T14:14:54.012601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8e1aaf9d7c0f4b314fe6f9df2806f627c0df4e5d289065441f097982d776577

Aliases

arxiv: astro-ph/9609030 · arxiv_version: astro-ph/9609030v1 · doi: 10.48550/arxiv.astro-ph/9609030 · pith_short_12: 5DQ2V6OXYD2L · pith_short_16: 5DQ2V6OXYD2LGFH6 · pith_short_8: 5DQ2V6OX

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/5DQ2V6OXYD2LGFH6N6O7FADPMJ \
  | 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: e8e1aaf9d7c0f4b314fe6f9df2806f627c0df4e5d289065441f097982d776577

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2decf694c378b1754bcb93f6bebc6fda493b9deeb4fdafff1bfa657cb4483168",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-09-04T16:13:52Z",
    "title_canon_sha256": "f4378af6e2188d2eaae6923c5cad80333ed4b66a14275ddf9e5f718a540f60cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9609030",
    "kind": "arxiv",
    "version": 1
  }
}