Pith Number

pith:Z6EUS7CL

pith:2022:Z6EUS7CLDMKZGUVJDA2MWVERLT

not attested not anchored not stored refs pending

Dynamical Black Hole Entropy in Effective Field Theory

Harvey S. Reall, Iain Davies

arxiv:2212.09777 v1 · 2022-12-19 · hep-th · 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{Z6EUS7CLDMKZGUVJDA2MWVERLT}

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	2026-07-05T06:10:26.418158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf89497c4b1b159352a91834cb54915cc6a92880971a9fd6cb5791dbae4761bb

Aliases

arxiv: 2212.09777 · arxiv_version: 2212.09777v1 · doi: 10.48550/arxiv.2212.09777 · pith_short_12: Z6EUS7CLDMKZ · pith_short_16: Z6EUS7CLDMKZGUVJ · pith_short_8: Z6EUS7CL

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/Z6EUS7CLDMKZGUVJDA2MWVERLT \
  | 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: cf89497c4b1b159352a91834cb54915cc6a92880971a9fd6cb5791dbae4761bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9898b3130db7d3337f7e7964ee376e84b3ab58fe7ce18f9ed0e1eeec30913f78",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2022-12-19T19:00:04Z",
    "title_canon_sha256": "9d9c38ae6971d9543f1b1c167f0e8ee431300aee1c9ee156de6dd9123c819318"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.09777",
    "kind": "arxiv",
    "version": 1
  }
}