Pith Number

pith:3OTCTVFK

pith:2018:3OTCTVFKNG36FARFD6MCQGGR6Q

not attested not anchored not stored refs pending

Gravitational waves from supermassive black hole binaries in ultra-luminous infrared galaxies

Kohei Ichikawa, Kohei Inayoshi, Zoltan Haiman

arxiv:1805.05334 v2 · 2018-05-14 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3OTCTVFKNG36FARFD6MCQGGR6Q}

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	2026-05-18T00:05:38.956929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dba629d4aa69b7e282251f982818d1f4223e70f195eac0bd3615c10161b8a8b0

Aliases

arxiv: 1805.05334 · arxiv_version: 1805.05334v2 · doi: 10.48550/arxiv.1805.05334 · pith_short_12: 3OTCTVFKNG36 · pith_short_16: 3OTCTVFKNG36FARF · pith_short_8: 3OTCTVFK

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/3OTCTVFKNG36FARFD6MCQGGR6Q \
  | 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: dba629d4aa69b7e282251f982818d1f4223e70f195eac0bd3615c10161b8a8b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bff569d1b16e983bd84500ce62e9d80813e0af490772e480e9db718beaff6100",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-14T18:00:00Z",
    "title_canon_sha256": "ba9514aebc03139e1377f6668eca49653c1990fcee651aa671df3c5f125f358d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05334",
    "kind": "arxiv",
    "version": 2
  }
}