Pith Number

pith:ZK5LBWFB

pith:2012:ZK5LBWFBDT7COWS5NL6USB5TIF

not attested not anchored not stored refs pending

Physical Conditions in Molecular Clouds in the Arm and Interarm Regions of M51

(2) Caltech, (3) NAOJ-Chile, (4) UMASS, (5) JAXA, (6) Cambridge, (7) Nobeyama, (8) U. Tokyo, (9) Hokkaido U.), D. Calzetti (4), F. Egusa (5), J. Donovan Meyer (1), J. Koda (1), K. Sorai, M. Louie (1), M. Umei (9) ((1) Stony Brook U., N. Kuno (7), N. Scoville (2), R. Kennicutt (6), R. Momose (8), T. Hasegawa (3), T. Sawada (3)

arxiv:1210.6349 v1 · 2012-10-23 · astro-ph.CO · 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{ZK5LBWFBDT7COWS5NL6USB5TIF}

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	2026-05-18T01:53:44.107749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cabab0d8a11cfe275a5d6afd4907b34140e83bf93d9ca1fb2d09d379d2d26533

Aliases

arxiv: 1210.6349 · arxiv_version: 1210.6349v1 · doi: 10.48550/arxiv.1210.6349 · pith_short_12: ZK5LBWFBDT7C · pith_short_16: ZK5LBWFBDT7COWS5 · pith_short_8: ZK5LBWFB

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/ZK5LBWFBDT7COWS5NL6USB5TIF \
  | 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: cabab0d8a11cfe275a5d6afd4907b34140e83bf93d9ca1fb2d09d379d2d26533

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ab8c0a6ecfd45f38b79ba05993e9b6018529aa04d4bc5223dc54397fa30be88",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-23T20:00:00Z",
    "title_canon_sha256": "1421cab60af5382bb0656a4112046cabac988b6ee5eaaf1a205435273cce0871"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6349",
    "kind": "arxiv",
    "version": 1
  }
}