Pith Number

pith:PN4Y7ZI5

pith:2004:PN4Y7ZI5HPC4GGATD5L74BNLNO

not attested not anchored not stored refs pending

Stellar masses, star formation rates, metallicities and AGN properties for 200,000 galaxies in the SDSS Data Release Two (DR2)

Christy Tremonti, Guinevere Kauffmann, Jarle Brinchmann, Simon D.M. White, Stephane Charlot, Timothy M. Heckman

arxiv:astro-ph/0406220 v1 · 2004-06-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PN4Y7ZI5HPC4GGATD5L74BNLNO}

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

2 papers in Pith

When Jets Don't Quench: Near-Infrared H$_{2}$ in Star Forming Low-Excitation Radio Galaxies

Connecting CGM enrichment with Lyman alpha emitters at 2.9 < z < 6.7

Receipt and verification

First computed	2026-07-04T14:13:31.208206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b798fe51d3bc5c318131f57fe05ab6b8bce163203966ce334b6c3c580cef8a9

Aliases

arxiv: astro-ph/0406220 · arxiv_version: astro-ph/0406220v1 · doi: 10.48550/arxiv.astro-ph/0406220 · pith_short_12: PN4Y7ZI5HPC4 · pith_short_16: PN4Y7ZI5HPC4GGAT · pith_short_8: PN4Y7ZI5

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/PN4Y7ZI5HPC4GGATD5L74BNLNO \
  | 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: 7b798fe51d3bc5c318131f57fe05ab6b8bce163203966ce334b6c3c580cef8a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48a69b97a68f3a574455651621b481a25fc91d01c6b0445e08ce034e73a16c4c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-06-08T21:20:32Z",
    "title_canon_sha256": "eea60e83550b60502348bf9a6365555ca59d02e4fa01bde09db940c4c7b294eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0406220",
    "kind": "arxiv",
    "version": 1
  }
}