Pith Number

pith:NOGQTI7W

pith:2021:NOGQTI7WF23KGOKZZJ4WC6QIBE

not attested not anchored not stored refs pending

Quasinormal modes of small Schwarzschild-de Sitter black holes

Peter Hintz, Yuqing Xie

arxiv:2105.02347 v1 · 2021-05-05 · gr-qc · math.AP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NOGQTI7WF23KGOKZZJ4WC6QIBE}

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	2026-07-05T03:52:57.400923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b8d09a3f62eb6a33959ca79617a0809386b074da110e4667a66e280ae9ae8b7

Aliases

arxiv: 2105.02347 · arxiv_version: 2105.02347v1 · doi: 10.48550/arxiv.2105.02347 · pith_short_12: NOGQTI7WF23K · pith_short_16: NOGQTI7WF23KGOKZ · pith_short_8: NOGQTI7W

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/NOGQTI7WF23KGOKZZJ4WC6QIBE \
  | 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: 6b8d09a3f62eb6a33959ca79617a0809386b074da110e4667a66e280ae9ae8b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43d59656e5de5ae044aa6bf71f9f5d54c06cbfbf66c95a3d1122c94e4bb026fa",
    "cross_cats_sorted": [
      "math.AP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-05-05T22:07:10Z",
    "title_canon_sha256": "17b65195b5ae5b6ad36c1e1c52c4bdf35bc456bc851ecb4d1bcbbe9bc1219093"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02347",
    "kind": "arxiv",
    "version": 1
  }
}