Pith Number

pith:IO3AEQNT

pith:2011:IO3AEQNT4S5FZ3MDSRS4JF6DMO

not attested not anchored not stored refs pending

Angular Momentum in Giant Molecular Clouds. II. M33

F. Bigiel, L. Blitz, N. Imara

arxiv:1103.3702 v1 · 2011-03-18 · 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{IO3AEQNT4S5FZ3MDSRS4JF6DMO}

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	2026-05-18T02:02:49.576416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b60241b3e4ba5ced839465c497c3639c0c490addb474682b1844f37a8090ac

Aliases

arxiv: 1103.3702 · arxiv_version: 1103.3702v1 · doi: 10.48550/arxiv.1103.3702 · pith_short_12: IO3AEQNT4S5F · pith_short_16: IO3AEQNT4S5FZ3MD · pith_short_8: IO3AEQNT

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/IO3AEQNT4S5FZ3MDSRS4JF6DMO \
  | 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: 43b60241b3e4ba5ced839465c497c3639c0c490addb474682b1844f37a8090ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b47ae23c1e2d52098fab17eeee745acf0adcfb5117dbcc896d4b4f128b21270",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-18T20:00:07Z",
    "title_canon_sha256": "d18bf4831c31fbf72bb57564552f38447a8239a071b1fac4446f10303c707caa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3702",
    "kind": "arxiv",
    "version": 1
  }
}