Pith Number

pith:3JXN6U2J

pith:2009:3JXN6U2J24W7QVNJTHTT2MJWGI

not attested not anchored not stored refs pending

The Spitzer view of FR-I radio galaxies: on the origin of the nuclear mid-infrared continuum

C. Leipski, D. Whysong, P. Ogle, R. Antonucci

arxiv:0906.2152 v1 · 2009-06-11 · 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{3JXN6U2J24W7QVNJTHTT2MJWGI}

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	2026-07-04T15:47:24.607027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da6edf5349d72df855a999e73d3136320ff5b10187c26625b50d5cfb4884b36c

Aliases

arxiv: 0906.2152 · arxiv_version: 0906.2152v1 · doi: 10.48550/arxiv.0906.2152 · pith_short_12: 3JXN6U2J24W7 · pith_short_16: 3JXN6U2J24W7QVNJ · pith_short_8: 3JXN6U2J

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/3JXN6U2J24W7QVNJTHTT2MJWGI \
  | 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: da6edf5349d72df855a999e73d3136320ff5b10187c26625b50d5cfb4884b36c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9209b8fb746b5c9de64d4e9d7089eac7aade327027f27a0318f40d57bc7b962",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-11T16:34:54Z",
    "title_canon_sha256": "a5029af8b7fb1f6ac5807c6b3af2eebcfbb8112bc8009780ee1afb0867a22972"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2152",
    "kind": "arxiv",
    "version": 1
  }
}