Pith Number

pith:KHW23KXO

pith:2011:KHW23KXO4PGK3TN4J2UQJ77VUI

not attested not anchored not stored refs pending

The relation between metallicity, stellar mass and star formation in galaxies: an analysis of observational and model data

Guinevere Kauffmann, Qi Guo, Robert M. Yates

arxiv:1107.3145 v1 · 2011-07-15 · 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{KHW23KXO4PGK3TN4J2UQJ77VUI}

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	2026-05-18T02:01:16.056877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51edadaaeee3ccadcdbc4ea904fff5a23816abb3ba429b939436d8557727de5b

Aliases

arxiv: 1107.3145 · arxiv_version: 1107.3145v1 · doi: 10.48550/arxiv.1107.3145 · pith_short_12: KHW23KXO4PGK · pith_short_16: KHW23KXO4PGK3TN4 · pith_short_8: KHW23KXO

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/KHW23KXO4PGK3TN4J2UQJ77VUI \
  | 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: 51edadaaeee3ccadcdbc4ea904fff5a23816abb3ba429b939436d8557727de5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6eeb51f69c1af8fa71809bb2d538731ccddf6abbb178b98c185157a8b4680f43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-15T20:00:01Z",
    "title_canon_sha256": "5c644f1366bb6cd5575d8974d2102b598466d473d52a6bb2b20fc776f8cca26a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3145",
    "kind": "arxiv",
    "version": 1
  }
}