Pith Number

pith:KU5HVCQD

pith:2025:KU5HVCQDRJTPSED2FXDLGOHKW5

not attested not anchored not stored refs pending

Entanglement Entropy of Quantum Corners

Jerzy Kowalski-Glikman, Luca Ciambelli, Ludovic Varrin

arxiv:2507.16800 v2 · 2025-07-22 · 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{KU5HVCQDRJTPSED2FXDLGOHKW5}

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.

Cited by

2 papers in Pith

Quantization of Gravity on Null Hypersurfaces

Quantum Geometry from Area Fluctuations

Receipt and verification

First computed	2026-07-05T11:50:38.710613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

553a7a8a038a66f9107a2dc6b338eab74072c0958121aa42be0a054283632c3b

Aliases

arxiv: 2507.16800 · arxiv_version: 2507.16800v2 · doi: 10.48550/arxiv.2507.16800 · pith_short_12: KU5HVCQDRJTP · pith_short_16: KU5HVCQDRJTPSED2 · pith_short_8: KU5HVCQD

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/KU5HVCQDRJTPSED2FXDLGOHKW5 \
  | 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: 553a7a8a038a66f9107a2dc6b338eab74072c0958121aa42be0a054283632c3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb000a20b9234000d7d90a4fd0be8a15e72d09a2f69dd65547d3a94020c318b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2025-07-22T17:51:03Z",
    "title_canon_sha256": "658694dd5e0109583d699d0e43c4e1a49c3d0e2f2fd2f9ee225a30e0f5fdb470"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16800",
    "kind": "arxiv",
    "version": 2
  }
}