Pith Number

pith:QORADFGV

pith:2010:QORADFGVKYIBPBRQEPOE3YJRQM

not attested not anchored not stored refs pending

The role of nuclear activity as the power source of ultraluminous infrared galaxies

E. Nardini, E. Sani, G. Risaliti, M. Salvati, Y. Watabe

arxiv:1003.0858 v1 · 2010-03-03 · 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{QORADFGVKYIBPBRQEPOE3YJRQM}

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	2026-05-18T02:08:46.865009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83a20194d5561017863023dc4de131831f604cb5162026c5622f1514e213bed2

Aliases

arxiv: 1003.0858 · arxiv_version: 1003.0858v1 · doi: 10.48550/arxiv.1003.0858 · pith_short_12: QORADFGVKYIB · pith_short_16: QORADFGVKYIBPBRQ · pith_short_8: QORADFGV

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/QORADFGVKYIBPBRQEPOE3YJRQM \
  | 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: 83a20194d5561017863023dc4de131831f604cb5162026c5622f1514e213bed2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a546f5b73f6b883bd4ea1e472905ce9c1d884d100b169489f0c65305b965bd21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-03T17:11:17Z",
    "title_canon_sha256": "ea7e079698b9da04c731aa33c60c3455563babe4ba484e2ff476b1b25ebd5198"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0858",
    "kind": "arxiv",
    "version": 1
  }
}