Pith Number

pith:VUZTRXGS

pith:2025:VUZTRXGSJ7EINS57ZPSLOEFXAC

not attested not anchored not stored refs pending

Hamiltonian and double-bracket flow formulations of quantum measurements

Aar\'on Villanueva, Luis Pedro Garc\'ia-Pintos

arxiv:2512.15412 v2 · 2025-12-17 · 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{VUZTRXGSJ7EINS57ZPSLOEFXAC}

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	2026-05-26T02:04:01.467503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad3338dcd24fc886cbbfcbe4b710b700bdc315d5ac3d7ef3dafc26fb27a11db4

Aliases

arxiv: 2512.15412 · arxiv_version: 2512.15412v2 · doi: 10.48550/arxiv.2512.15412 · pith_short_12: VUZTRXGSJ7EI · pith_short_16: VUZTRXGSJ7EINS57 · pith_short_8: VUZTRXGS

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/VUZTRXGSJ7EINS57ZPSLOEFXAC \
  | 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: ad3338dcd24fc886cbbfcbe4b710b700bdc315d5ac3d7ef3dafc26fb27a11db4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cccb5041cdaa6e2081c13772932f98bb26f91423903f4b00fa6d8aaa9cd6f90b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-12-17T13:00:58Z",
    "title_canon_sha256": "f1a0fb14045537152c53e388c8f301c1a4838b0582b067884dc590501d8a981b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.15412",
    "kind": "arxiv",
    "version": 2
  }
}