Pith Number

pith:YOOSUI5F

pith:2015:YOOSUI5FVZMHVXEW5W2CDRRYCV

not attested not anchored not stored refs pending

Optimal discrimination of quantum states on a two-dimensional Hilbert space by local operations and classical communication

Kenji Nakahira, Tsuyoshi Sasaki Usuda

arxiv:1501.06222 v1 · 2015-01-26 · 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{YOOSUI5FVZMHVXEW5W2CDRRYCV}

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	2026-05-18T00:26:16.885965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c39d2a23a5ae587adc96edb421c638154ba352614a061c757ba059eb870828e7

Aliases

arxiv: 1501.06222 · arxiv_version: 1501.06222v1 · doi: 10.48550/arxiv.1501.06222 · pith_short_12: YOOSUI5FVZMH · pith_short_16: YOOSUI5FVZMHVXEW · pith_short_8: YOOSUI5F

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/YOOSUI5FVZMHVXEW5W2CDRRYCV \
  | 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: c39d2a23a5ae587adc96edb421c638154ba352614a061c757ba059eb870828e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc2d939fc1c6f9448da514d237743fa69cbe379ef7c49dd410e6d99012845858",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-01-26T00:04:56Z",
    "title_canon_sha256": "a007928f98fb4bc46990db518728962bb5f98333d108f3d151eb0e5632b374d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06222",
    "kind": "arxiv",
    "version": 1
  }
}