Pith Number

pith:KOAT2YGD

pith:2013:KOAT2YGDWQYDYS4HBT7GRQPWPW

not attested not anchored not stored refs pending

Classical-Quantum Arbitrarily Varying Wiretap Channel: Ahlswede dichotomy, Positivity, Resources, Super Activation

Christian Deppe, Holger Boche, Janis N\"otzel, Minglai Cai

arxiv:1307.8007 v2 · 2013-07-30 · cs.IT · math.IT · 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{KOAT2YGDWQYDYS4HBT7GRQPWPW}

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	2026-05-18T01:09:29.891665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53813d60c3b4303c4b870cfe68c1f67dabfe760f87778f1a6adcabf41b34f98c

Aliases

arxiv: 1307.8007 · arxiv_version: 1307.8007v2 · doi: 10.48550/arxiv.1307.8007 · pith_short_12: KOAT2YGDWQYD · pith_short_16: KOAT2YGDWQYDYS4H · pith_short_8: KOAT2YGD

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/KOAT2YGDWQYDYS4HBT7GRQPWPW \
  | 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: 53813d60c3b4303c4b870cfe68c1f67dabfe760f87778f1a6adcabf41b34f98c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b4534e7bb3715c7b04e4f8bf8facb01613a2c11e518f41f7a99c3b75e731ba",
    "cross_cats_sorted": [
      "math.IT",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-07-30T15:00:47Z",
    "title_canon_sha256": "db85a79d93b7b36824298d666ecee865bff4175648372c307e3b1b2cfa183e52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8007",
    "kind": "arxiv",
    "version": 2
  }
}