Pith Number

pith:AN7VZRCR

pith:2023:AN7VZRCRKNCGA2DEJH5LH5AGGG

not attested not anchored not stored refs pending

Efficient Computation of the Quantum Rate-Distortion Function

Hamza Fawzi, James Saunderson, Kerry He

arxiv:2309.15919 v3 · 2023-09-28 · quant-ph · cs.IT · math.IT · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AN7VZRCRKNCGA2DEJH5LH5AGGG}

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	2026-07-05T08:05:50.738438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

037f5cc451534460686449fab3f40631a3278e7ad77618c6b1f52dd800fbfdd9

Aliases

arxiv: 2309.15919 · arxiv_version: 2309.15919v3 · doi: 10.48550/arxiv.2309.15919 · pith_short_12: AN7VZRCRKNCG · pith_short_16: AN7VZRCRKNCGA2DE · pith_short_8: AN7VZRCR

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/AN7VZRCRKNCGA2DEJH5LH5AGGG \
  | 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: 037f5cc451534460686449fab3f40631a3278e7ad77618c6b1f52dd800fbfdd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41e22355252be8797f219880b83a5d816f81ced2ef1ca836615b1557d92e415b",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-09-28T00:46:53Z",
    "title_canon_sha256": "21849f8bb96328bf7ec10c9fdb14dbc75f1e57aa5f62bd0ed6248cfbf9b009c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.15919",
    "kind": "arxiv",
    "version": 3
  }
}