Pith Number

pith:UEWK4VQ5

pith:2011:UEWK4VQ5VCBS2QT5DRO32VRS7Z

not attested not anchored not stored refs pending

The Star Formation Rate Distribution Function of the Local Universe

(2) Caltech, (3) Carnegie, (4) Wyoming, (5) Arizona, (6) UMass, (7) Minnesota), B. D. Johnson (1), C. Engelbracht (5), D. Calzetti (6), D. Dale (4), E. Skillman (7) ((1) IoA Cambridge, J. C. Lee (3), M. S. Bothwell (1), R. C. Kennicutt (1), Y. Wu (2)

arxiv:1104.0929 v2 · 2011-04-05 · 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{UEWK4VQ5VCBS2QT5DRO32VRS7Z}

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	2026-05-18T02:02:37.631236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a12cae561da8832d427d1c5dbd5632fe679f13fd672468fe11701586bfc48c41

Aliases

arxiv: 1104.0929 · arxiv_version: 1104.0929v2 · doi: 10.48550/arxiv.1104.0929 · pith_short_12: UEWK4VQ5VCBS · pith_short_16: UEWK4VQ5VCBS2QT5 · pith_short_8: UEWK4VQ5

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/UEWK4VQ5VCBS2QT5DRO32VRS7Z \
  | 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: a12cae561da8832d427d1c5dbd5632fe679f13fd672468fe11701586bfc48c41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee747ab834c29fb7b53ce10e1671fd5b3cd077349bb224f36acb009b5dcc74e3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-05T20:00:03Z",
    "title_canon_sha256": "a2b0b1aca1149f24373ec40adb027aee59e42db66f862151baf46ca5ac63f782"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0929",
    "kind": "arxiv",
    "version": 2
  }
}