Pith Number

pith:F5BHPNZI

pith:2012:F5BHPNZI47UG4UWIPJWIU3JHKE

not attested not anchored not stored refs pending

Chemical Analysis of a Diffuse Cloud along a Line of Sight Toward W51: Molecular Fraction and Cosmic-Ray Ionization Rate

D. A. Neufeld, J. H. Black, J. R. Goicoechea, K. M. Menten, M. Gerin, Nick Indriolo, T. R. Geballe

arxiv:1208.3202 v1 · 2012-08-15 · 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{F5BHPNZI47UG4UWIPJWIU3JHKE}

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	2026-05-18T01:55:15.541796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f4277b728e7e86e52c87a6c8a6d27511aad312437a9439775340d77e922828e

Aliases

arxiv: 1208.3202 · arxiv_version: 1208.3202v1 · doi: 10.48550/arxiv.1208.3202 · pith_short_12: F5BHPNZI47UG · pith_short_16: F5BHPNZI47UG4UWI · pith_short_8: F5BHPNZI

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/F5BHPNZI47UG4UWIPJWIU3JHKE \
  | 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: 2f4277b728e7e86e52c87a6c8a6d27511aad312437a9439775340d77e922828e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcc03447601c876bb549ca1f6093bbbecb013e14fd270cfab3ebde589424299c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-08-15T20:05:40Z",
    "title_canon_sha256": "e5c4b3c4dffe360b924a8f58c23f0b229cb8a694b261c9a011afbcac1c59d05f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3202",
    "kind": "arxiv",
    "version": 1
  }
}