Pith Number

pith:SKOOEZ3O

pith:2018:SKOOEZ3ON5ED2AGB3E7M36E3IQ

not attested not anchored not stored refs pending

Converse bounds for quantum and private communication over Holevo-Werner channels

Kenneth Goodenough, Stefano Pirandola, Thomas P. W. Cope

arxiv:1804.07775 v1 · 2018-04-20 · 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{SKOOEZ3ON5ED2AGB3E7M36E3IQ}

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	2026-05-18T00:00:43.435081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

929ce2676e6f483d00c1d93ecdf89b44023ea4784fec1fe7c5b388ee6e1a69b2

Aliases

arxiv: 1804.07775 · arxiv_version: 1804.07775v1 · doi: 10.48550/arxiv.1804.07775 · pith_short_12: SKOOEZ3ON5ED · pith_short_16: SKOOEZ3ON5ED2AGB · pith_short_8: SKOOEZ3O

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/SKOOEZ3ON5ED2AGB3E7M36E3IQ \
  | 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: 929ce2676e6f483d00c1d93ecdf89b44023ea4784fec1fe7c5b388ee6e1a69b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6f11351b690e89578fddb151ac7e5baf5076940af21a30d08031f8a8741d709",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-20T18:00:25Z",
    "title_canon_sha256": "4e41aafb84a8b6aa476f982a34ce4107e375603b6d531817074880e2807563bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07775",
    "kind": "arxiv",
    "version": 1
  }
}