Pith Number

pith:BPNNIQA5

pith:2016:BPNNIQA5LCTX2YR5LJ4ZSKW6PZ

not attested not anchored not stored refs pending

False periodicities in quasar time-domain surveys

A. G. Markowitz, D. Huppenkothen, J. D. Scargle, M. J. Middleton, P. Uttley, S. Vaughan, W. M. Farr, W. N. Alston

arxiv:1606.02620 v1 · 2016-06-08 · astro-ph.IM · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BPNNIQA5LCTX2YR5LJ4ZSKW6PZ}

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.

Cited by

1 paper in Pith

Expectations for the first supermassive black-hole binary resolved by PTAs II: Milestones for binary characterization

Receipt and verification

First computed	2026-05-18T01:10:29.204422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bdad4401d58a77d623d5a79992ade7e79ab5397193f1fff37a09e1096c8d02d

Aliases

arxiv: 1606.02620 · arxiv_version: 1606.02620v1 · doi: 10.48550/arxiv.1606.02620 · pith_short_12: BPNNIQA5LCTX · pith_short_16: BPNNIQA5LCTX2YR5 · pith_short_8: BPNNIQA5

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/BPNNIQA5LCTX2YR5LJ4ZSKW6PZ \
  | 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: 0bdad4401d58a77d623d5a79992ade7e79ab5397193f1fff37a09e1096c8d02d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6ca04e7dc1d08f68ffdf0d281537edc88396f5456dd0d2d734e2ee87570204c",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-06-08T16:16:53Z",
    "title_canon_sha256": "2234dc82e7adc942b7d1e47fe44ac2e7901d1554080fe402f220d99e93899cad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.02620",
    "kind": "arxiv",
    "version": 1
  }
}