Pith Number

pith:PI5UVWDO

pith:2008:PI5UVWDOQRTIRUXWVB57EQ76RB

not attested not anchored not stored refs pending

Predictions of Quasar Clustering: Redshift, Luminosity and Selection Dependence

Evan Scannapieco, H. M. P. Couchman, Mark Richardson, Robert J. Thacker

arxiv:0811.2014 v1 · 2008-11-13 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PI5UVWDOQRTIRUXWVB57EQ76RB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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.

Cited by

5 papers in Pith

Evaluation of AI Ethics Tools in Language Models: A Developers' Perspective Case Stud

FAccT-Checked: A Narrative Review of Authority Reconfigurations and Retention in AI-Mediated Journalism

Receipt and verification

First computed	2026-05-18T04:29:25.132102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a3b4ad86e846688d2f6a87bf243fe88649bb84a2ef9001bd790ae0bd568e5f3

Aliases

arxiv: 0811.2014 · arxiv_version: 0811.2014v1 · doi: 10.48550/arxiv.0811.2014 · pith_short_12: PI5UVWDOQRTI · pith_short_16: PI5UVWDOQRTIRUXW · pith_short_8: PI5UVWDO

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/PI5UVWDOQRTIRUXWVB57EQ76RB \
  | 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: 7a3b4ad86e846688d2f6a87bf243fe88649bb84a2ef9001bd790ae0bd568e5f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00ade16f93630c8ca11c13bb7c45f70294b43680e5ee7ba82036b7b04e74322d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-13T01:03:23Z",
    "title_canon_sha256": "73fdb1deb590e7ab37b8fd35c8ef8e043d5be8665f1ce55ba1dca6900ffb6538"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2014",
    "kind": "arxiv",
    "version": 1
  }
}