Pith Number

pith:4QBDV4DV

pith:2025:4QBDV4DVKMNEHRSGTB4OCLMSV5

not attested not anchored not stored refs pending

Conformally compact metrics and the Lovelock tensors

Xinran Yu

arxiv:2505.24188 v1 · 2025-05-30 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QBDV4DVKMNEHRSGTB4OCLMSV5}

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	2026-07-05T11:12:43.778524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4023af075531a43c6469878e12d92af7af0a1359e7c529c5ad2eaa2023cf42d

Aliases

arxiv: 2505.24188 · arxiv_version: 2505.24188v1 · doi: 10.48550/arxiv.2505.24188 · pith_short_12: 4QBDV4DVKMNE · pith_short_16: 4QBDV4DVKMNEHRSG · pith_short_8: 4QBDV4DV

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/4QBDV4DVKMNEHRSGTB4OCLMSV5 \
  | 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: e4023af075531a43c6469878e12d92af7af0a1359e7c529c5ad2eaa2023cf42d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5eab829c45f86756b699ca195e7e3143c8ed066ac150493fdb2df40c29be203",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2025-05-30T03:59:19Z",
    "title_canon_sha256": "ec96d9b2d750089542c376fd1c7cc482079235117dba1e62abac10040282f7fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.24188",
    "kind": "arxiv",
    "version": 1
  }
}