Pith Number

pith:XTBXGU2N

pith:2015:XTBXGU2NTP4J3IPU6ELVONSE3F

not attested not anchored not stored refs pending

Achieving the Holevo bound via a bisection decoding protocol

Matteo Rosati, Vittorio Giovannetti

arxiv:1506.04999 v4 · 2015-06-16 · quant-ph · cs.IT · math-ph · math.IT · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTBXGU2NTP4J3IPU6ELVONSE3F}

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	2026-05-18T01:12:25.271544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcc373534d9bf89da1f4f117573644d956e6e9ef9637c7463314fe67fbbafa25

Aliases

arxiv: 1506.04999 · arxiv_version: 1506.04999v4 · doi: 10.48550/arxiv.1506.04999 · pith_short_12: XTBXGU2NTP4J · pith_short_16: XTBXGU2NTP4J3IPU · pith_short_8: XTBXGU2N

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/XTBXGU2NTP4J3IPU6ELVONSE3F \
  | 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: bcc373534d9bf89da1f4f117573644d956e6e9ef9637c7463314fe67fbbafa25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c17e66c450f958164704b02fead9315038c782e0c2ee486761719946e8f375cd",
    "cross_cats_sorted": [
      "cs.IT",
      "math-ph",
      "math.IT",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-06-16T15:15:41Z",
    "title_canon_sha256": "c045ae191498415b16fed4a578662df653c8d9ad209b6025505b660d5e9c4113"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04999",
    "kind": "arxiv",
    "version": 4
  }
}