Pith Number

pith:WVTEE4IB

pith:2022:WVTEE4IBWPJJFSHQRE6TIWL5ZS

not attested not anchored not stored refs pending

Wald's entropy in Coincident General Relativity

Laurens Walleghem, Lavinia Heisenberg, Simon Kuhn

arxiv:2203.13914 v1 · 2022-03-25 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WVTEE4IBWPJJFSHQRE6TIWL5ZS}

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	2026-07-05T05:18:02.440639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b566427101b3d292c8f0893d34597dcca5fee91bc5dc1e9f7bc211e7af59affe

Aliases

arxiv: 2203.13914 · arxiv_version: 2203.13914v1 · doi: 10.48550/arxiv.2203.13914 · pith_short_12: WVTEE4IBWPJJ · pith_short_16: WVTEE4IBWPJJFSHQ · pith_short_8: WVTEE4IB

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/WVTEE4IBWPJJFSHQRE6TIWL5ZS \
  | 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: b566427101b3d292c8f0893d34597dcca5fee91bc5dc1e9f7bc211e7af59affe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a3157755c10e364aa9e99713ddcc961b18a768549de9390fad3d62dec204864",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-03-25T21:17:32Z",
    "title_canon_sha256": "00b4ebe532ee4934199511ff8542a5e2e80c7614d0e58f7fdde69af129bf97ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.13914",
    "kind": "arxiv",
    "version": 1
  }
}