Pith Number

pith:PZNTN5Z5

pith:2007:PZNTN5Z5IACYZ2O7MEJQ3BMJWN

not attested not anchored not stored refs pending

Nitrogen Production in Starburst Galaxies Detected by GALEX

Alex S. Szalay, Barry F. Madore, Barry Y. Welsh, Bruno Milliard, Christy Tremonti, David Schiminovich, D. Christopher Martin, Jose Donas, Karl Forster, Lisa Kewley, Luciana Bianchi, Mark Seibert, Patrick Morrissey, Peter G. Friedman, R. Michael Rich, Ryan P. Mallery, Samir Salim, Stephane Charlot, Suk Young Yi, Susan G. Neff, Ted Wyder, Timothy Heckman, Todd Small, Tom A. Barlow, Young-Wook Lee

arxiv:0706.0238 v2 · 2007-06-01 · 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{PZNTN5Z5IACYZ2O7MEJQ3BMJWN}

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	2026-07-04T17:04:03.480656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e5b36f73d40058ce9df61130d8589b355fedd2d67c8f309bbf240eb7aee93ea

Aliases

arxiv: 0706.0238 · arxiv_version: 0706.0238v2 · doi: 10.48550/arxiv.0706.0238 · pith_short_12: PZNTN5Z5IACY · pith_short_16: PZNTN5Z5IACYZ2O7 · pith_short_8: PZNTN5Z5

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/PZNTN5Z5IACYZ2O7MEJQ3BMJWN \
  | 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: 7e5b36f73d40058ce9df61130d8589b355fedd2d67c8f309bbf240eb7aee93ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca06bd19ce0f884ce612c6a4ea1220c8391b0379fca143f7dc40e8ebb364a41c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-01T23:20:33Z",
    "title_canon_sha256": "0a6e93a0ea807fc6959d123e08e2badfcbed751c1729ad06c62a3cbda955fccf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.0238",
    "kind": "arxiv",
    "version": 2
  }
}