Pith Number

pith:2N2PZD2A

pith:2008:2N2PZD2A6WMMMDJUMWJIWLKUAY

not attested not anchored not stored refs pending

The origin of the infrared emission in radio galaxies II: analysis of mid- to far-infrared Spitzer observations of the 2Jy sample

B. Groves, C. Tadhunter, D. Axon, D. Dicken, J. Holt, K. J. Inskip, R.Gonzalez Delgado, R.Morganti

arxiv:0810.5675 v1 · 2008-10-31 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2N2PZD2A6WMMMDJUMWJIWLKUAY}

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	2026-05-18T04:29:25.553837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d374fc8f40f598c60d3465928b2d540623ef517da631db1225c6adb8c237022f

Aliases

arxiv: 0810.5675 · arxiv_version: 0810.5675v1 · doi: 10.48550/arxiv.0810.5675 · pith_short_12: 2N2PZD2A6WMM · pith_short_16: 2N2PZD2A6WMMMDJU · pith_short_8: 2N2PZD2A

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/2N2PZD2A6WMMMDJUMWJIWLKUAY \
  | 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: d374fc8f40f598c60d3465928b2d540623ef517da631db1225c6adb8c237022f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07cb083b8795860a28487301c978e6d58bb025cfaeebe7023a1b810d38f27f2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-31T12:59:48Z",
    "title_canon_sha256": "4142c86e57763183bebf4ca3625a7481312e61bf4e33234a582aebf2574a40d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.5675",
    "kind": "arxiv",
    "version": 1
  }
}