Pith Number

pith:OVTIITF5

pith:2011:OVTIITF5QKVHP5PWQD7BYOETVJ

not attested not anchored not stored refs pending

How to Device-Independently Generate States for Which Unambiguous State Discrimination is Impossible

Won-Young Hwang

arxiv:1112.3642 v3 · 2011-12-15 · 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{OVTIITF5QKVHP5PWQD7BYOETVJ}

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	2026-05-18T01:59:09.054191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7566844cbd82aa77f5f680fe1c3893aa5c1ffb3f0bb8305adfa432cd75ebcfb1

Aliases

arxiv: 1112.3642 · arxiv_version: 1112.3642v3 · doi: 10.48550/arxiv.1112.3642 · pith_short_12: OVTIITF5QKVH · pith_short_16: OVTIITF5QKVHP5PW · pith_short_8: OVTIITF5

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/OVTIITF5QKVHP5PWQD7BYOETVJ \
  | 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: 7566844cbd82aa77f5f680fe1c3893aa5c1ffb3f0bb8305adfa432cd75ebcfb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74dc06787ee300c22ce2775cc7b3af4b8705b60db9fa44cdd24c5dc46926b67c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-12-15T20:32:40Z",
    "title_canon_sha256": "cbcc470da62f494c304bd107259003ca5ec17ce15f8a46bc4428884c37931631"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3642",
    "kind": "arxiv",
    "version": 3
  }
}