Pith Number

pith:XAC3Q7QA

pith:2017:XAC3Q7QAVK7IUOKK2XKHCP4OWY

not attested not anchored not stored refs pending

NoSOCS in SDSS. VI. The Environmental Dependence of AGN in Clusters and Field in the Local Universe

A.L.B. Ribeiro, P.A.A. Lopes, S.B. Rembold

arxiv:1708.02242 v2 · 2017-08-07 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XAC3Q7QAVK7IUOKK2XKHCP4OWY}

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	2026-05-18T00:28:35.237643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b805b87e00aabe8a394ad5d4713f8eb623eaaaef6981aa448ff7a876749fe921

Aliases

arxiv: 1708.02242 · arxiv_version: 1708.02242v2 · doi: 10.48550/arxiv.1708.02242 · pith_short_12: XAC3Q7QAVK7I · pith_short_16: XAC3Q7QAVK7IUOKK · pith_short_8: XAC3Q7QA

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/XAC3Q7QAVK7IUOKK2XKHCP4OWY \
  | 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: b805b87e00aabe8a394ad5d4713f8eb623eaaaef6981aa448ff7a876749fe921

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "219ade6be55b2c84fc4e25e86b4d38f727d02d4edb6c65ad813fab007329f0e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-07T17:27:02Z",
    "title_canon_sha256": "f2f9aca62349a2969934eb6998b31d72513e483bdd0192d101dc113673026f43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02242",
    "kind": "arxiv",
    "version": 2
  }
}