Pith Number

pith:GFOF6C5A

pith:2026:GFOF6C5APHPBCASYJKLASJ4JXQ

not attested not anchored not stored refs pending

Quasinormal modes of a rotating loop quantum black hole

Dan Zhang, Jian-Pin Wu, Shulan Li, Zhongzhinan Dong

arxiv:2605.18249 v1 · 2026-05-18 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFOF6C5APHPBCASYJKLASJ4JXQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-20T00:05:52.127745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

315c5f0ba079de1102584a96092789bc10b4b95895b487eef69097288c5419b8

Aliases

arxiv: 2605.18249 · arxiv_version: 2605.18249v1 · doi: 10.48550/arxiv.2605.18249 · pith_short_12: GFOF6C5APHPB · pith_short_16: GFOF6C5APHPBCASY · pith_short_8: GFOF6C5A

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/GFOF6C5APHPBCASYJKLASJ4JXQ \
  | 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: 315c5f0ba079de1102584a96092789bc10b4b95895b487eef69097288c5419b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd41604d40b83af84ab12c8ebbaade82b26bc07a47f1ca141c7f3b4f37811fec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-18T11:50:45Z",
    "title_canon_sha256": "e93e2bb27ba4d5fa9d2ee668b8be20e3fbbaae8c1809a1f9b8acb7322c90caf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18249",
    "kind": "arxiv",
    "version": 1
  }
}