Pith Number

pith:UPEARRK5

pith:2026:UPEARRK5WTEOUEQISSF2BSNJ34

not attested not anchored not stored refs pending

Black Hole Mergers as the Fastest Photon Ring Scramblers

A. Ianniccari, A.J. Iovino, A. Kehagias, A. Riotto, D. Giataganas, D. Perrone, F. Quevedo, G.F. Giudice

arxiv:2603.08643 v2 · 2026-03-09 · gr-qc · astro-ph.CO · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPEARRK5WTEOUEQISSF2BSNJ34}

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

1 paper in Pith

Black Hole Photon Rings Saturate the Quantum Chaos Bound

Receipt and verification

First computed	2026-07-27T01:19:57.550237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3c808c55db4c8ea1208948ba0c9a9df0f4b6cc33b5e7c9f1da725c617888d91

Aliases

arxiv: 2603.08643 · arxiv_version: 2603.08643v2 · doi: 10.48550/arxiv.2603.08643 · pith_short_12: UPEARRK5WTEO · pith_short_16: UPEARRK5WTEOUEQI · pith_short_8: UPEARRK5

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/UPEARRK5WTEOUEQISSF2BSNJ34 \
  | 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: a3c808c55db4c8ea1208948ba0c9a9df0f4b6cc33b5e7c9f1da725c617888d91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ea8aa5b68f814910864bf097232e4722936e7519e88453348752661fccba539",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-03-09T17:21:53Z",
    "title_canon_sha256": "a7432785c6b3d868fcd61b00998c086e43e2c803a4e3f8619d1332d204e422c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.08643",
    "kind": "arxiv",
    "version": 2
  }
}