Pith Number

pith:LJSQDJAO

pith:2025:LJSQDJAOICVWROFP2PHTXQBUQE

not attested not anchored not stored refs pending

The Petz recovery map for optical losses

Jared Jia Xuan Chan, Jinyan Chen, Minjeong Song, Valerio Scarani

arxiv:2511.05941 v2 · 2025-11-08 · 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{LJSQDJAOICVWROFP2PHTXQBUQE}

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	2026-05-27T01:04:52.463200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a6501a40e40ab68b8afd3cf3bc03481292132447e0fc80b72ea0419412f5693

Aliases

arxiv: 2511.05941 · arxiv_version: 2511.05941v2 · doi: 10.48550/arxiv.2511.05941 · pith_short_12: LJSQDJAOICVW · pith_short_16: LJSQDJAOICVWROFP · pith_short_8: LJSQDJAO

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/LJSQDJAOICVWROFP2PHTXQBUQE \
  | 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: 5a6501a40e40ab68b8afd3cf3bc03481292132447e0fc80b72ea0419412f5693

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33c7feaa4fb3bc7a151fee4e7885ff0f5c0b46c9e4fd813120780d48be7dd8b6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-11-08T09:24:26Z",
    "title_canon_sha256": "9d091f91d0f2033fbe05ee2e58ea78884aa55b180252c3b9f2d3d968a226b155"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.05941",
    "kind": "arxiv",
    "version": 2
  }
}