Pith Number

pith:GCQ2XVF3

pith:2012:GCQ2XVF3MH673J7E5HJNWDQ3TR

not attested not anchored not stored refs pending

Molecular chemistry and the missing mass problem in PNe

Isabel Aleman, Rafael K. Kimura, Ruth Gruenwald

arxiv:1206.6301 v1 · 2012-06-27 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCQ2XVF3MH673J7E5HJNWDQ3TR}

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	2026-05-18T03:52:27.062747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30a1abd4bb61fdfda7e4e9d2db0e1b9c5a9f243c0394078c808c9d333525a300

Aliases

arxiv: 1206.6301 · arxiv_version: 1206.6301v1 · doi: 10.48550/arxiv.1206.6301 · pith_short_12: GCQ2XVF3MH67 · pith_short_16: GCQ2XVF3MH673J7E · pith_short_8: GCQ2XVF3

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/GCQ2XVF3MH673J7E5HJNWDQ3TR \
  | 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: 30a1abd4bb61fdfda7e4e9d2db0e1b9c5a9f243c0394078c808c9d333525a300

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b6309e645c6e7fd27874a1ccad5aec63800cdc017bb7023f98c63f819db1fc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-06-27T15:15:23Z",
    "title_canon_sha256": "c2b3a3f4add4d5af622b96d1eb7124fa2f0fcbd964d7cdb04e173ec4b5c28381"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6301",
    "kind": "arxiv",
    "version": 1
  }
}