Pith Number

pith:OAUKAU7N

pith:2018:OAUKAU7NJPWQ4SMOMYOWIRC34B

not attested not anchored not stored refs pending

Likelihood for Detection of Sub-parsec Supermassive Black Hole Binaries in Spectroscopic Surveys

(2) Pennsylvania State University, (3) University of Michigan, (4) Las Cumbres Observatory), Bryan J. Pflueger (1), Jessie C. Runnoe (3), Khai Nguyen (1), Michael Eracleous (2), Steinn Sigurdsson (2), Tamara Bogdanovic (1), Todd Boroson (4) ((1) Georgia Institute of Technology

arxiv:1803.02368 v2 · 2018-03-06 · astro-ph.HE · astro-ph.GA · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OAUKAU7NJPWQ4SMOMYOWIRC34B}

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	2026-05-18T00:10:38.280446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7028a053ed4bed0e498e661d64445be074b646280f22bf4863ec50897d02b240

Aliases

arxiv: 1803.02368 · arxiv_version: 1803.02368v2 · doi: 10.48550/arxiv.1803.02368 · pith_short_12: OAUKAU7NJPWQ · pith_short_16: OAUKAU7NJPWQ4SMO · pith_short_8: OAUKAU7N

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/OAUKAU7NJPWQ4SMOMYOWIRC34B \
  | 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: 7028a053ed4bed0e498e661d64445be074b646280f22bf4863ec50897d02b240

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bc88a9456d0b691c90d2139f4159249db63a49d6f520a784831360a8590a80a",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-03-06T19:00:05Z",
    "title_canon_sha256": "d12e7ae78df29b59d302f13a9c2b2a2aa0f61544c66fbfa6ef80749690f9d9f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02368",
    "kind": "arxiv",
    "version": 2
  }
}