Pith Number

pith:3WBTWNZN

pith:2025:3WBTWNZNVG7I7XZKAHGYMIRCYD

not attested not anchored not stored refs pending

Quantum Reverse Shannon Theorem Revisited

Debbie Leung, Zahra Baghali Khanian

arxiv:2504.07068 v1 · 2025-04-09 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WBTWNZNVG7I7XZKAHGYMIRCYD}

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	2026-07-05T10:46:50.624860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd833b372da9be8fdf2a01cd862222c0f020de2c98471da346439504d10e714b

Aliases

arxiv: 2504.07068 · arxiv_version: 2504.07068v1 · doi: 10.48550/arxiv.2504.07068 · pith_short_12: 3WBTWNZNVG7I · pith_short_16: 3WBTWNZNVG7I7XZK · pith_short_8: 3WBTWNZN

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/3WBTWNZNVG7I7XZKAHGYMIRCYD \
  | 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: dd833b372da9be8fdf2a01cd862222c0f020de2c98471da346439504d10e714b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2207b601b7c0c1d7ace4212f0694d5321099fa4bd6f486aee1bb0200938b10a5",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-04-09T17:37:20Z",
    "title_canon_sha256": "07f5a1d3b904553e9444567f61682939ab46485caecba285348403a0c9a1f166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.07068",
    "kind": "arxiv",
    "version": 1
  }
}