Pith Number

pith:YL7GIVQV

pith:2025:YL7GIVQVJAYZCNDULMQAZH2X5S

not attested not anchored not stored refs pending

Computing spectral shifts for Johannsen-Psaltis Black Holes

Aaron Zimmerman, Asad Hussain, David G. Wu

arxiv:2512.14679 v1 · 2025-12-16 · 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{YL7GIVQVJAYZCNDULMQAZH2X5S}

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	2026-05-27T01:05:41.161984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2fe64561548319134745b200c9f57ec8c5bd59a9955de68a240e0f1800b635e

Aliases

arxiv: 2512.14679 · arxiv_version: 2512.14679v1 · doi: 10.48550/arxiv.2512.14679 · pith_short_12: YL7GIVQVJAYZ · pith_short_16: YL7GIVQVJAYZCNDU · pith_short_8: YL7GIVQV

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/YL7GIVQVJAYZCNDULMQAZH2X5S \
  | 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: c2fe64561548319134745b200c9f57ec8c5bd59a9955de68a240e0f1800b635e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85c4ecf937f228637a4f65fe23d6534367a674e1ad7f9bf0bdb61be3f58c2fd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-12-16T18:44:15Z",
    "title_canon_sha256": "44a2abc8115fa6b946077b7d73c7a17e545f64dbf1f27d33e6130747d1b0b057"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.14679",
    "kind": "arxiv",
    "version": 1
  }
}