Pith Number

pith:66IMMKST

pith:2011:66IMMKSTIKB2JVPCOZSL2LPFWX

not attested not anchored not stored refs pending

Universal upper bound for the Holevo information induced by a quantum operation

Junde Wu, Lin Zhang, Shao-Ming Fei

arxiv:1110.5979 v3 · 2011-10-27 · 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{66IMMKSTIKB2JVPCOZSL2LPFWX}

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	2026-05-18T03:41:11.021244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f790c62a534283a4d5e27664bd2de5b5d5eea3a3abb0a5af98953b0c4fdf4420

Aliases

arxiv: 1110.5979 · arxiv_version: 1110.5979v3 · doi: 10.48550/arxiv.1110.5979 · pith_short_12: 66IMMKSTIKB2 · pith_short_16: 66IMMKSTIKB2JVPC · pith_short_8: 66IMMKST

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/66IMMKSTIKB2JVPCOZSL2LPFWX \
  | 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: f790c62a534283a4d5e27664bd2de5b5d5eea3a3abb0a5af98953b0c4fdf4420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2637f89865aed9548413cf3e277c9d973cf2d78f2b5fb11020934f4f40c9218",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-10-27T03:58:35Z",
    "title_canon_sha256": "4d405552b43c34efac19de9b8fca2e1cda8971184a0c63e92da7be6b897dd55f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5979",
    "kind": "arxiv",
    "version": 3
  }
}