Pith Number

pith:3PDEWXKO

pith:2006:3PDEWXKOPG4L2PHD3BLFLSYD4R

not attested not anchored not stored refs pending

Second and higher-order perturbations of a spherical spacetime

David Brizuela, Guillermo A. Mena Marugan, Jose M. Martin-Garcia

arxiv:gr-qc/0607025 v1 · 2006-07-06 · 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{3PDEWXKOPG4L2PHD3BLFLSYD4R}

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.

Cited by

2 papers in Pith

Black Hole Ringdown Nonlinearities in the Large-D Limit

Unifying the Regge-Wheeler-Zerilli and Bardeen-Press-Teukolsky formalisms on spherical backgrounds

Receipt and verification

First computed	2026-07-04T17:01:28.987125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbc64b5d4e79b8bd3ce3d85655cb03e457a49c29e416e6d3c496b6a50849b118

Aliases

arxiv: gr-qc/0607025 · arxiv_version: gr-qc/0607025v1 · doi: 10.48550/arxiv.gr-qc/0607025 · pith_short_12: 3PDEWXKOPG4L · pith_short_16: 3PDEWXKOPG4L2PHD · pith_short_8: 3PDEWXKO

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/3PDEWXKOPG4L2PHD3BLFLSYD4R \
  | 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: dbc64b5d4e79b8bd3ce3d85655cb03e457a49c29e416e6d3c496b6a50849b118

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1de69669f018da27d6781392f5ba7415c4706d8456935e7ba1683f0bbcb8981",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2006-07-06T15:51:15Z",
    "title_canon_sha256": "0096d733fd6557a98450049b75ed037d94f42728ef56671363a20ec7f3a5277b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0607025",
    "kind": "arxiv",
    "version": 1
  }
}