Pith Number

pith:PFHN5ZUQ

pith:2018:PFHN5ZUQ5IZT2F45GGHIDKEHNP

not attested not anchored not stored refs pending

Associating Host Galaxy Candidates to Massive Black Hole Binaries resolved by Pulsar Timing Arrays

Alberto Sesana, A. Miguel Holgado, Janna M. Goldstein, John Veitch

arxiv:1812.02670 v2 · 2018-12-06 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFHN5ZUQ5IZT2F45GGHIDKEHNP}

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

2 papers in Pith

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

Expectations for the first supermassive black-hole binary resolved by PTAs I: Model efficacy

Receipt and verification

First computed	2026-05-17T23:53:41.401545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

794edee690ea333d179d318e81a8876bf6ccb0cca38bb7bccd5a7e902308145b

Aliases

arxiv: 1812.02670 · arxiv_version: 1812.02670v2 · doi: 10.48550/arxiv.1812.02670 · pith_short_12: PFHN5ZUQ5IZT · pith_short_16: PFHN5ZUQ5IZT2F45 · pith_short_8: PFHN5ZUQ

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/PFHN5ZUQ5IZT2F45GGHIDKEHNP \
  | 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: 794edee690ea333d179d318e81a8876bf6ccb0cca38bb7bccd5a7e902308145b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b41ea2b5cae830c6c0936ccc38d92c3f0bc0f64a4263a45551869f6dec9d885a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-12-06T17:13:16Z",
    "title_canon_sha256": "ef4b979493e1fa34bbd671244e2460d5b4d7c96dba87289dd963d7284addd573"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02670",
    "kind": "arxiv",
    "version": 2
  }
}