Pith Number

pith:4NQQIVQ5

pith:2024:4NQQIVQ5JRB267W5YX2MMXXFQD

not attested not anchored not stored refs pending

Astrophysical and relativistic modeling of the recoiling black-hole candidate in quasar 3C 186

Davide Gerosa, Massimo Dotti, Matteo Boschini, Om Sharan Salafia

arxiv:2402.08740 v2 · 2024-02-13 · astro-ph.GA · astro-ph.HE · 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{4NQQIVQ5JRB267W5YX2MMXXFQD}

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	2026-07-05T08:35:00.056298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e36104561d4c43af7eddc5f4c65ee580dc09186a9b16a96edbe7fb1a2209bd90

Aliases

arxiv: 2402.08740 · arxiv_version: 2402.08740v2 · doi: 10.48550/arxiv.2402.08740 · pith_short_12: 4NQQIVQ5JRB2 · pith_short_16: 4NQQIVQ5JRB267W5 · pith_short_8: 4NQQIVQ5

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/4NQQIVQ5JRB267W5YX2MMXXFQD \
  | 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: e36104561d4c43af7eddc5f4c65ee580dc09186a9b16a96edbe7fb1a2209bd90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f392866fb6d8237774321562bcfee2056b81c1f7545f54013894e1a14a6e326e",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-02-13T19:23:13Z",
    "title_canon_sha256": "151e8902984a57ff12fc66b10d823b08d608ae1fb0084d708f1eff897f4551ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.08740",
    "kind": "arxiv",
    "version": 2
  }
}