Pith Number

pith:JEV2XVGI

pith:2009:JEV2XVGIGLWD77J33ME7K4OAAX

not attested not anchored not stored refs pending

Physical Conditions in the Low-Ionization Component of Starburst Outflows: The Shape of Near-Ultraviolet and Optical Absorption-Line Troughs in Keck Spectra of ULIRGs

Crystal L. Martin (UCSB), Nicolas Bouche (MPE)

arxiv:0908.4271 v1 · 2009-08-28 · astro-ph.CO · 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{JEV2XVGIGLWD77J33ME7K4OAAX}

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	2026-05-18T02:34:37.203440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

492babd4c832ec3ffd3bdb09f571c005de338ea90b0a2da728fb7979d42efc52

Aliases

arxiv: 0908.4271 · arxiv_version: 0908.4271v1 · doi: 10.48550/arxiv.0908.4271 · pith_short_12: JEV2XVGIGLWD · pith_short_16: JEV2XVGIGLWD77J3 · pith_short_8: JEV2XVGI

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/JEV2XVGIGLWD77J33ME7K4OAAX \
  | 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: 492babd4c832ec3ffd3bdb09f571c005de338ea90b0a2da728fb7979d42efc52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c6c77ce30d01bfb250028e54ef98201ff9755a3819f32845ca3113534817174",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-08-28T20:17:47Z",
    "title_canon_sha256": "e2299e5d1b3d8cdeb66690415495cd87870e0e3ef61f865ef6a8a967a595d872"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4271",
    "kind": "arxiv",
    "version": 1
  }
}