Pith Number

pith:WDP4GRF3

pith:2013:WDP4GRF3ET4RIRM6N3Y2APTIZS

not attested not anchored not stored refs pending

The Cluster and Field Galaxy AGN Fraction at z = 1 to 1.5: Evidence for a Reversal of the Local Anticorrelation Between Environment and AGN Fraction

A. Dey, A. Galametz, Anthony H. Gonzalez, B.T. Jannuzi, C. Jones, D. Norman, D. Stern, Eric D. Miller, M. Bautz, M. Brodwin, M.J.I. Brown, Paul Martini (The Ohio State University), P.R. Eisenhardt, R.C. Hickox, S.A. Stanford, S. Murray

arxiv:1302.6253 v1 · 2013-02-25 · 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{WDP4GRF3ET4RIRM6N3Y2APTIZS}

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	2026-05-18T01:51:28.600717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0dfc344bb24f914459e6ef1a03e68cca648e73de8856307cc55708feb94dd91

Aliases

arxiv: 1302.6253 · arxiv_version: 1302.6253v1 · doi: 10.48550/arxiv.1302.6253 · pith_short_12: WDP4GRF3ET4R · pith_short_16: WDP4GRF3ET4RIRM6 · pith_short_8: WDP4GRF3

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/WDP4GRF3ET4RIRM6N3Y2APTIZS \
  | 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: b0dfc344bb24f914459e6ef1a03e68cca648e73de8856307cc55708feb94dd91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91ae9c280b02ed31edaaab3fe1599416cf57e786a362a714b9c2f3597b8b6667",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-02-25T21:06:01Z",
    "title_canon_sha256": "734549c8f4587fed156c232a6fbfc96a44f23e7933e7deda4e6afecf1e3621a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6253",
    "kind": "arxiv",
    "version": 1
  }
}