Pith Number

pith:MSPCPXK3

pith:1996:MSPCPXK3FHTJD6I7TX5ANRS6QO

not attested not anchored not stored refs pending

Circumstellar C2, CN, and CH+ in the optical spectra of post-AGB stars

Eric J. Bakker, Ewine F. van Dishoeck, L.B.F.M. Waters, Ton Schoenmaker

arxiv:astro-ph/9610063 v1 · 1996-10-09 · 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{MSPCPXK3FHTJD6I7TX5ANRS6QO}

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	2026-05-18T01:07:40.703783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

649e27dd5b29e691f91f9dfa06c65e83b92fcfcc56bfeea8d045a76363c5e84f

Aliases

arxiv: astro-ph/9610063 · arxiv_version: astro-ph/9610063v1 · doi: 10.48550/arxiv.astro-ph/9610063 · pith_short_12: MSPCPXK3FHTJ · pith_short_16: MSPCPXK3FHTJD6I7 · pith_short_8: MSPCPXK3

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/MSPCPXK3FHTJD6I7TX5ANRS6QO \
  | 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: 649e27dd5b29e691f91f9dfa06c65e83b92fcfcc56bfeea8d045a76363c5e84f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d58603ae205f46f085995aa510b6e9e61ea14b245d11d503ffd38b6cfb53749",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-10-09T21:01:27Z",
    "title_canon_sha256": "9c66263eccdb09f4ec8011fef1c43a37ff946378f685413fd634a420a30fffc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9610063",
    "kind": "arxiv",
    "version": 1
  }
}