Pith Number

pith:YITJ4MSF

pith:2020:YITJ4MSFWXKG7FPMB735554WNM

not attested not anchored not stored refs pending

Analytical correspondence between shadow radius and black hole quasinormal frequencies

B. Cuadros-Melgar, Jeferson de Oliveira, R. D. B. Fontana

arxiv:2005.09761 v1 · 2020-05-19 · gr-qc · 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{YITJ4MSFWXKG7FPMB735554WNM}

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	2026-07-05T01:56:30.071810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2269e3245b5d46f95ec0ff7def7966b2567c13c5840be519fb24272ccebe581

Aliases

arxiv: 2005.09761 · arxiv_version: 2005.09761v1 · doi: 10.48550/arxiv.2005.09761 · pith_short_12: YITJ4MSFWXKG · pith_short_16: YITJ4MSFWXKG7FPM · pith_short_8: YITJ4MSF

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/YITJ4MSFWXKG7FPMB735554WNM \
  | 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: c2269e3245b5d46f95ec0ff7def7966b2567c13c5840be519fb24272ccebe581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fc2ec4152752fcfa6674e10c0c78914b75cdbaa4f00d4ce356c45dd38902dd0",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-05-19T21:23:58Z",
    "title_canon_sha256": "63dfa0897f9ef35140d41210a69513e30e6fb44fb9efe717213cb6aaa2347b8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09761",
    "kind": "arxiv",
    "version": 1
  }
}