Pith Number

pith:RLJQALJU

pith:2018:RLJQALJU2LJBBMCXZJCFP46SYX

not attested not anchored not stored refs pending

Subregions, Minimal Surfaces, and Entropy in Semiclassical Gravity

Josh Kirklin

arxiv:1805.12145 v2 · 2018-05-30 · 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{RLJQALJU2LJBBMCXZJCFP46SYX}

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	2026-05-18T00:11:11.036493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ad3002d34d2d210b057ca4457f3d2c5e10dca669dfd5af08d0f9aa28f736443

Aliases

arxiv: 1805.12145 · arxiv_version: 1805.12145v2 · doi: 10.48550/arxiv.1805.12145 · pith_short_12: RLJQALJU2LJB · pith_short_16: RLJQALJU2LJBBMCX · pith_short_8: RLJQALJU

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/RLJQALJU2LJBBMCXZJCFP46SYX \
  | 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: 8ad3002d34d2d210b057ca4457f3d2c5e10dca669dfd5af08d0f9aa28f736443

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f618b56900739fa4823c6d082ebf6d646d26e549b5570ddca21e1b3cb4546766",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-05-30T18:00:03Z",
    "title_canon_sha256": "13ca0ab4366d96d66db49701013dc6bb5e1f257f77b98332cc66b337ffd992e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12145",
    "kind": "arxiv",
    "version": 2
  }
}