Pith Number

pith:RYFMYEYH

pith:2017:RYFMYEYHKJW7634HIJR2KBXZY6

not attested not anchored not stored refs pending

The Binary Black Hole Merger Rate from Ultraluminous X-ray Source Progenitors

Justin D. Finke, Soebur Razzaque

arxiv:1708.09001 v1 · 2017-08-29 · 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{RYFMYEYHKJW7634HIJR2KBXZY6}

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	2026-05-18T00:31:11.868768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e0acc1307526dff6f874263a506f9c7987d4f5e83567fd0b5d3f794aad137ce

Aliases

arxiv: 1708.09001 · arxiv_version: 1708.09001v1 · doi: 10.48550/arxiv.1708.09001 · pith_short_12: RYFMYEYHKJW7 · pith_short_16: RYFMYEYHKJW7634H · pith_short_8: RYFMYEYH

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/RYFMYEYHKJW7634HIJR2KBXZY6 \
  | 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: 8e0acc1307526dff6f874263a506f9c7987d4f5e83567fd0b5d3f794aad137ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "325e0a469f0d9502591dbcb93e07e7e7444a5f24160e19902db61ae805d7685e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-08-29T20:04:21Z",
    "title_canon_sha256": "d5a67724b37fa91a7635c1858741946f3ac5f1cbda4802cd861602ef53f36f88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09001",
    "kind": "arxiv",
    "version": 1
  }
}