Pith Number

pith:USCEUV5C

pith:2026:USCEUV5C3HSYVZOBPMGQX6EWPO

not attested not anchored not stored refs pending

Unifying quantum measurement constructions via a relative-entropy minimum change principle

Mark M. Wilde, Nana Liu

arxiv:2608.04055 v1 · 2026-08-04 · quant-ph · cond-mat.stat-mech · cs.IT · cs.LG · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{USCEUV5C3HSYVZOBPMGQX6EWPO}

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	2026-08-06T01:28:09.314599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4844a57a2d9e58ae5c17b0d0bf8967b9c5e18b22be3c089d3ef27980cc076a0

Aliases

arxiv: 2608.04055 · arxiv_version: 2608.04055v1 · doi: 10.48550/arxiv.2608.04055 · pith_short_12: USCEUV5C3HSY · pith_short_16: USCEUV5C3HSYVZOB · pith_short_8: USCEUV5C

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/USCEUV5C3HSYVZOBPMGQX6EWPO \
  | 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: a4844a57a2d9e58ae5c17b0d0bf8967b9c5e18b22be3c089d3ef27980cc076a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d79ca3b55eb8ee0a5a01e6f15314ea4f529782cfefd2601a0bb19c3cdd704c4",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-04T11:14:40Z",
    "title_canon_sha256": "975c404b9decd2940ec1f7685983309e08f0817f1ec2bbf8c883847e95fb4a81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04055",
    "kind": "arxiv",
    "version": 1
  }
}