Pith Number

pith:NGRCWQ6B

pith:2022:NGRCWQ6BU25P6IR7CWKZMQIKHX

not attested not anchored not stored refs pending

The action of HRT-areas as operators in semiclassical gravity

Donald Marolf, Molly Kaplan

arxiv:2203.04270 v3 · 2022-03-08 · 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{NGRCWQ6BU25P6IR7CWKZMQIKHX}

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	2026-07-05T04:55:29.163369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69a22b43c1a6baff223f159596410a3dfab890b732d05be523cece44f60d0c29

Aliases

arxiv: 2203.04270 · arxiv_version: 2203.04270v3 · doi: 10.48550/arxiv.2203.04270 · pith_short_12: NGRCWQ6BU25P · pith_short_16: NGRCWQ6BU25P6IR7 · pith_short_8: NGRCWQ6B

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/NGRCWQ6BU25P6IR7CWKZMQIKHX \
  | 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: 69a22b43c1a6baff223f159596410a3dfab890b732d05be523cece44f60d0c29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e38a5d926831b3010394f0b55aac3492c51a4e640e8da6f09cf8fd23dc796b7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2022-03-08T18:43:55Z",
    "title_canon_sha256": "cfe9d5b6a5523bab881dc4a517f830a6ceda6bf62d23360faa546889e39fffe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.04270",
    "kind": "arxiv",
    "version": 3
  }
}