Pith Number

pith:OMZVOK7S

pith:2011:OMZVOK7SL2RS3SZJAM6XEHOUGU

not attested not anchored not stored refs pending

Star Formation Rates in Molecular Clouds and the Nature of the Extragalactic Scaling Relations

Charles J. Lada, Jan Forbrich, Joao F. Alves, Marco Lombardi

arxiv:1112.4466 v1 · 2011-12-19 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMZVOK7SL2RS3SZJAM6XEHOUGU}

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	2026-05-18T01:59:05.348377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7333572bf25ea32dcb29033d721dd435253e5df219dd3e6d76d30db3dffaa9d6

Aliases

arxiv: 1112.4466 · arxiv_version: 1112.4466v1 · doi: 10.48550/arxiv.1112.4466 · pith_short_12: OMZVOK7SL2RS · pith_short_16: OMZVOK7SL2RS3SZJ · pith_short_8: OMZVOK7S

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/OMZVOK7SL2RS3SZJAM6XEHOUGU \
  | 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: 7333572bf25ea32dcb29033d721dd435253e5df219dd3e6d76d30db3dffaa9d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96539346e1fa4455f673e141a1968daeabf573ad4f7f8a444f17b6de4e55aee2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-12-19T20:54:17Z",
    "title_canon_sha256": "c777ef30ff25c1aad1ba6f6fa90acefec63cc15b576a7126c5453a267ce3b8ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4466",
    "kind": "arxiv",
    "version": 1
  }
}