Pith Number

pith:FXQJARAP

pith:2016:FXQJARAPAC4JJ6OZ73MZ2G4S7G

not attested not anchored not stored refs pending

Ancilla dimension in quantum channel discrimination

Daniel Puzzuoli, John Watrous

arxiv:1604.08197 v2 · 2016-04-27 · 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{FXQJARAPAC4JJ6OZ73MZ2G4S7G}

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	2026-05-18T00:58:04.188597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2de090440f00b894f9d9fed99d1b92f9ad41b3965cea73a8b6150b1c1b6d56e9

Aliases

arxiv: 1604.08197 · arxiv_version: 1604.08197v2 · doi: 10.48550/arxiv.1604.08197 · pith_short_12: FXQJARAPAC4J · pith_short_16: FXQJARAPAC4JJ6OZ · pith_short_8: FXQJARAP

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/FXQJARAPAC4JJ6OZ73MZ2G4S7G \
  | 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: 2de090440f00b894f9d9fed99d1b92f9ad41b3965cea73a8b6150b1c1b6d56e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "289662a35e63547942b3637bb6cc591c6ebceb23ab526968a02017bb42d616b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-04-27T19:40:37Z",
    "title_canon_sha256": "b7deea7c8b9f1e90c42fcd995f24c695106763c117a96870bbcad503e2b9fb88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08197",
    "kind": "arxiv",
    "version": 2
  }
}