Pith Number

pith:KYTFKXJM

pith:2026:KYTFKXJMHMZH35FE3YWC2WI5L4

not attested not anchored not stored refs pending

Measuring a Black Hole's Area Immediately after Merger: A Direct-Wave Test of Hawking's Area Law

Adrian Ka-Wai Chung, Anna Liu, Kelvin Ka-Ho Lam, Nicolas Yunes

arxiv:2606.06592 v1 · 2026-06-04 · gr-qc · 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{KYTFKXJMHMZH35FE3YWC2WI5L4}

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	2026-06-08T00:03:46.261491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5626555d2c3b327df4a4de2c2d591d5f14bd94565aa2256a3e449f6144f988c3

Aliases

arxiv: 2606.06592 · arxiv_version: 2606.06592v1 · doi: 10.48550/arxiv.2606.06592 · pith_short_12: KYTFKXJMHMZH · pith_short_16: KYTFKXJMHMZH35FE · pith_short_8: KYTFKXJM

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/KYTFKXJMHMZH35FE3YWC2WI5L4 \
  | 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: 5626555d2c3b327df4a4de2c2d591d5f14bd94565aa2256a3e449f6144f988c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1db4c0b9a50ad41fca3e8179b8f6f56b0883e9e81840f204d8f7628b7b7bdfe4",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-06-04T18:00:04Z",
    "title_canon_sha256": "aa99e6dd149c784eca53e392d77274b7186ff4708b99a8600ed4cc3278c54e5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06592",
    "kind": "arxiv",
    "version": 1
  }
}