Pith Number

pith:QOGSX7DH

pith:2009:QOGSX7DHELWZCK7GMMLLOCX2D4

not attested not anchored not stored refs pending

Evaluating the Calorimeter Model with Broadband, Continuous Spectra of Starburst Galaxies Observed with the Allen Telescope Array

Berkeley), Geoffrey C. Bower (1) ((1) Department of Astronomy, Peter K. G. Williams (1), University of California

arxiv:0912.0014 v1 · 2009-11-30 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOGSX7DHELWZCK7GMMLLOCX2D4}

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	2026-05-18T02:34:02.929882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

838d2bfc6722ed912be66316b70afa1f0ea78e51c1e4afcfcdcd7edf6fbbf904

Aliases

arxiv: 0912.0014 · arxiv_version: 0912.0014v1 · doi: 10.48550/arxiv.0912.0014 · pith_short_12: QOGSX7DHELWZ · pith_short_16: QOGSX7DHELWZCK7G · pith_short_8: QOGSX7DH

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/QOGSX7DHELWZCK7GMMLLOCX2D4 \
  | 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: 838d2bfc6722ed912be66316b70afa1f0ea78e51c1e4afcfcdcd7edf6fbbf904

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f835dca58ef2dc7b144ace5ea6feddadc8c6b5294e9a68297defe5b1115d3642",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-30T21:38:46Z",
    "title_canon_sha256": "26d84c725b1dcb47b9d348f2343992181d4100f130b444afcb5035f762dc2e9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0014",
    "kind": "arxiv",
    "version": 1
  }
}