Pith Number

pith:Q7CR7HAK

pith:2015:Q7CR7HAKI3UZI7LT4ZKSGXJYBA

not attested not anchored not stored refs pending

The Giant Molecular Cloud Environments of Infrared Dark Clouds

Audra K. Hernandez, Jonathan C. Tan

arxiv:1502.00183 v3 · 2015-02-01 · 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{Q7CR7HAKI3UZI7LT4ZKSGXJYBA}

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.

Cited by

1 paper in Pith

The ${}^{13}\mathrm{CO}(2{-}1)/^{12}\mathrm{CO}(2{-}1)$ Line Ratio from 100 Molecular Clouds in the Large Magellanic Cloud

Receipt and verification

First computed	2026-05-18T01:33:48.767930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87c51f9c0a46e9947d73e655235d3808188a15518d9749cd5d034c83d882e4c1

Aliases

arxiv: 1502.00183 · arxiv_version: 1502.00183v3 · doi: 10.48550/arxiv.1502.00183 · pith_short_12: Q7CR7HAKI3UZ · pith_short_16: Q7CR7HAKI3UZI7LT · pith_short_8: Q7CR7HAK

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/Q7CR7HAKI3UZI7LT4ZKSGXJYBA \
  | 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: 87c51f9c0a46e9947d73e655235d3808188a15518d9749cd5d034c83d882e4c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1055b51166424400840dc80b759e791936f7b508d59b8edaa1bf845a6624f73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-02-01T01:00:41Z",
    "title_canon_sha256": "47c68bb8c8fa940aa981ea969a0f448942dbbd0ca377a8cb6362a99b54efec66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00183",
    "kind": "arxiv",
    "version": 3
  }
}