Pith Number

pith:MT5PXDWL

pith:2025:MT5PXDWLN7YP6M3KDDQMUVAUDB

not attested not anchored not stored refs pending

Subsystem entanglement and separability in quantum reference frames

Guilherme Franzmann, Nat\'alia Salom\'e M\'oller, T. Rick Perche

arxiv:2512.19790 v2 · 2025-12-22 · quant-ph · hep-th · physics.hist-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MT5PXDWLN7YP6M3KDDQMUVAUDB}

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	2026-07-24T01:24:06.051185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64fafb8ecb6ff0ff336a18e0ca54141869d16fc60567ce8daab5b2bd5562c5b1

Aliases

arxiv: 2512.19790 · arxiv_version: 2512.19790v2 · doi: 10.48550/arxiv.2512.19790 · pith_short_12: MT5PXDWLN7YP · pith_short_16: MT5PXDWLN7YP6M3K · pith_short_8: MT5PXDWL

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/MT5PXDWLN7YP6M3KDDQMUVAUDB \
  | 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: 64fafb8ecb6ff0ff336a18e0ca54141869d16fc60567ce8daab5b2bd5562c5b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d766913af58093ef8b742ab62982b14d38f752e14fcb0c97d861ae45f73d56a",
    "cross_cats_sorted": [
      "hep-th",
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-12-22T19:00:01Z",
    "title_canon_sha256": "ce20fbd336d1396ac3ddaf77efb5211f54a9813091542c340a13d5a51cb288a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.19790",
    "kind": "arxiv",
    "version": 2
  }
}