Pith Number

pith:UL3WD7F5

pith:2009:UL3WD7F55XWMK2VOMJB6MRJ7RV

not attested not anchored not stored refs pending

Radial Velocity Offsets Due to Mass Outflows and Extinction in Active Galactic Nuclei

D.M. Crenshaw, H.R. Schmitt, J.P. Dunn, R.F. Mushotzky, S.B. Kraemer

arxiv:0911.0675 v1 · 2009-11-03 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UL3WD7F55XWMK2VOMJB6MRJ7RV}

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	2026-05-18T02:34:12.026724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2f761fcbdedecc56aae6243e6453f8d7fada845c72798541b979dd76f91d6f5

Aliases

arxiv: 0911.0675 · arxiv_version: 0911.0675v1 · doi: 10.48550/arxiv.0911.0675 · pith_short_12: UL3WD7F55XWM · pith_short_16: UL3WD7F55XWMK2VO · pith_short_8: UL3WD7F5

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/UL3WD7F55XWMK2VOMJB6MRJ7RV \
  | 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: a2f761fcbdedecc56aae6243e6453f8d7fada845c72798541b979dd76f91d6f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72b73e53b3043d6978d4c40a8c9bf583a1119f2950974a5a6c6669601d2299b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-03T21:54:24Z",
    "title_canon_sha256": "4e87082f0a6e782a6b778817927b9afb63cca32f09c142e1218c843bf1a4a402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0675",
    "kind": "arxiv",
    "version": 1
  }
}