Pith Number

pith:XCNAOIRZ

pith:2005:XCNAOIRZIQ6TWQEWZDIPYJW4ZR

not attested not anchored not stored refs pending

General paradigm for distilling classical key from quantum states

Jonathan Oppenheim, Karol Horodecki, Michal Horodecki, Pawel Horodecki

arxiv:quant-ph/0506189 v2 · 2005-06-22 · 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{XCNAOIRZIQ6TWQEWZDIPYJW4ZR}

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	2026-05-18T00:58:26.326625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b89a072239443d3b4096c8d0fc26dccc6a760f90baf5a201382ecebb805c8094

Aliases

arxiv: quant-ph/0506189 · arxiv_version: quant-ph/0506189v2 · doi: 10.48550/arxiv.quant-ph/0506189 · pith_short_12: XCNAOIRZIQ6T · pith_short_16: XCNAOIRZIQ6TWQEW · pith_short_8: XCNAOIRZ

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/XCNAOIRZIQ6TWQEWZDIPYJW4ZR \
  | 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: b89a072239443d3b4096c8d0fc26dccc6a760f90baf5a201382ecebb805c8094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfd3bbd4c1c3fbfbb2a58a352d55b0c6b030391cb94ecaa4816ca868d1dcae9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-06-22T19:52:56Z",
    "title_canon_sha256": "6e9ae30223751c04017970611b54511ff2e257feab1e476bd10755cedfc28c6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0506189",
    "kind": "arxiv",
    "version": 2
  }
}