Pith Number

pith:QK6S3WX2

pith:2011:QK6S3WX2ULIUFEFY6XYAHP4PIM

not attested not anchored not stored refs pending

Reply to [arXiv:1105.5653]: "Comment on 'Quasinormal modes in Schwarzschild-de Sitter spacetime: A simple derivation of the level spacing of the frequencies'"

T. Padmanabhan, T. Roy Choudhury

arxiv:1105.6192 v1 · 2011-05-31 · 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{QK6S3WX2ULIUFEFY6XYAHP4PIM}

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	2026-05-18T04:20:37.489016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82bd2ddafaa2d14290b8f5f003bf8f432ccbbb8121968df40308a318e2c52c28

Aliases

arxiv: 1105.6192 · arxiv_version: 1105.6192v1 · doi: 10.48550/arxiv.1105.6192 · pith_short_12: QK6S3WX2ULIU · pith_short_16: QK6S3WX2ULIUFEFY · pith_short_8: QK6S3WX2

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/QK6S3WX2ULIUFEFY6XYAHP4PIM \
  | 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: 82bd2ddafaa2d14290b8f5f003bf8f432ccbbb8121968df40308a318e2c52c28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f636a949608cf84cccb062bb6408e14c07068447a3d002ba85677e46456b0271",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-05-31T07:50:31Z",
    "title_canon_sha256": "729b480c564dbc592b8042b738137029ba35968df59d4dbe567ad26c3bbc3dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.6192",
    "kind": "arxiv",
    "version": 1
  }
}