Pith Number

pith:Y7DJC7TV

pith:2009:Y7DJC7TVJVRUZW6JCGK73AM7FE

not attested not anchored not stored refs pending

A near-infrared excess in the continuum of high-redshift galaxies: a tracer of star formation and circumstellar disks?

D. Crampton, D. Le Borgne, D.V. O'Donnell, E. Mentuch, H. Chen, H. Yan, I. Jorgensen, K. Glazebrook, K. Roth, P.J. McCarthy, R.G. Abraham, R. G. Carlberg, R. Murowinski, R.O. Marzke, S. Juneau, S. Savaglio

arxiv:0905.0910 v3 · 2009-05-07 · astro-ph.CO · astro-ph.EP · 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{Y7DJC7TVJVRUZW6JCGK73AM7FE}

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	2026-05-18T02:13:46.976846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7c6917e754d634cdbc91195fd819f293cdda74b07fb7f376bb7bef8bb565b09

Aliases

arxiv: 0905.0910 · arxiv_version: 0905.0910v3 · doi: 10.48550/arxiv.0905.0910 · pith_short_12: Y7DJC7TVJVRU · pith_short_16: Y7DJC7TVJVRUZW6J · pith_short_8: Y7DJC7TV

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/Y7DJC7TVJVRUZW6JCGK73AM7FE \
  | 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: c7c6917e754d634cdbc91195fd819f293cdda74b07fb7f376bb7bef8bb565b09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3562a407bb0a119ac6f7e98bff4acf4cf46c67a0f2be3dda48180165938860",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-05-07T19:57:27Z",
    "title_canon_sha256": "3b48b61d021df59cd3d175dfbd14e859a451a0578eed26b26a3f3f18d0c8e4ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0910",
    "kind": "arxiv",
    "version": 3
  }
}