Pith Number

pith:BZWTEKTP

pith:2006:BZWTEKTPWM4NVQCARKEWATNFCE

not attested not anchored not stored refs pending

Universal programmable devices for unambiguous discrimination

Chi Zhang, Mingsheng Ying

arxiv:quant-ph/0606189 v1 · 2006-06-22 · 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{BZWTEKTPWM4NVQCARKEWATNFCE}

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.

Cited by

1 paper in Pith

Quantum Advantage in Storage and Retrieval of Isometry Channels

Receipt and verification

First computed	2026-07-04T14:55:42.396174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e6d322a6fb338dac0408a89604da511320a5badc74853ebaa174a8397e7c8b6

Aliases

arxiv: quant-ph/0606189 · arxiv_version: quant-ph/0606189v1 · doi: 10.48550/arxiv.quant-ph/0606189 · pith_short_12: BZWTEKTPWM4N · pith_short_16: BZWTEKTPWM4NVQCA · pith_short_8: BZWTEKTP

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/BZWTEKTPWM4NVQCARKEWATNFCE \
  | 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: 0e6d322a6fb338dac0408a89604da511320a5badc74853ebaa174a8397e7c8b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "948b9fd3112e6edb03ed349a83b2fce9e0197f828e6c59c42f4a0873093149df",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-06-22T18:41:23Z",
    "title_canon_sha256": "4cedb93aa49cdb307919fe5beeda573d6401792435b518283b278a12ecf2c294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0606189",
    "kind": "arxiv",
    "version": 1
  }
}