Pith Number

pith:GYZYKOF7

pith:2025:GYZYKOF7GHPZYNEOWZ3DTF36PU

not attested not anchored not stored refs pending

On the relation between perspective-neutral, algebraic, and effective quantum reference frames

Artur Tsobanjan, Julian De Vuyst, Philipp A. Hoehn

arxiv:2507.14131 v2 · 2025-07-18 · quant-ph · 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{GYZYKOF7GHPZYNEOWZ3DTF36PU}

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

3 papers in Pith

Cosmological Entanglement Entropy from the von Neumann Algebra of Double-Scaled SYK & Its Connection with Krylov Complexity

Universal $T$-matrices for quantum Poincar\'e groups: contractions and quantum reference frames

Error Correction in Lattice Quantum Electrodynamics with Quantum Reference Frames

Receipt and verification

First computed	2026-07-05T12:05:43.551889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36338538bf31df9c348eb67639977e7d048849669890223884aa780b9c6a4a0f

Aliases

arxiv: 2507.14131 · arxiv_version: 2507.14131v2 · doi: 10.48550/arxiv.2507.14131 · pith_short_12: GYZYKOF7GHPZ · pith_short_16: GYZYKOF7GHPZYNEO · pith_short_8: GYZYKOF7

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/GYZYKOF7GHPZYNEOWZ3DTF36PU \
  | 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: 36338538bf31df9c348eb67639977e7d048849669890223884aa780b9c6a4a0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ec41a23f915dd6b26bae5ffede31a7c1f6ec647b7a0beca1ebaedc6c009d4c0",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-07-18T17:58:04Z",
    "title_canon_sha256": "3ea97ecee060154fddbc4e9ff9dca74a6c62cd752baa4552008c08a9c1fedb76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.14131",
    "kind": "arxiv",
    "version": 2
  }
}