Pith Number

pith:LHGAFRZD

pith:2019:LHGAFRZDLHIG3BPDRBRFUH6HG2

not attested not anchored not stored refs pending

A New Mechanism of Open System Evolution and Its Entropy Using Unitary Transformations in Noncomposite Qudit Systems

Julio A. L\'opez-Sald\'ivar, Margarita A. Man'ko, Octavio Casta\~nos, Vladimir I. Man'ko

arxiv:1907.11942 v1 · 2019-07-27 · quant-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{LHGAFRZDLHIG3BPDRBRFUH6HG2}

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	2026-05-17T23:39:22.446710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59cc02c72359d06d85e388625a1fc736ad1f65ab57ac3cf29657010fea791645

Aliases

arxiv: 1907.11942 · arxiv_version: 1907.11942v1 · doi: 10.48550/arxiv.1907.11942 · pith_short_12: LHGAFRZDLHIG · pith_short_16: LHGAFRZDLHIG3BPD · pith_short_8: LHGAFRZD

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/LHGAFRZDLHIG3BPDRBRFUH6HG2 \
  | 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: 59cc02c72359d06d85e388625a1fc736ad1f65ab57ac3cf29657010fea791645

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fa0c2a800969709051b9b5c4aaf7f3669502b27ed4af299eecd8abad1311d57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-07-27T16:05:30Z",
    "title_canon_sha256": "a3158b8e5b7fef19ff577b5ca1a3e6797514d1498c984f3f043971e7f5e06253"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11942",
    "kind": "arxiv",
    "version": 1
  }
}