Pith Number

pith:EEVESVWF

pith:2018:EEVESVWFHQXGURYN2ILHDOMPK4

not attested not anchored not stored refs pending

Optimal decomposition of incoherent qubit channel

Maciej Lewenstein, Swapan Rana

arxiv:1807.01676 v1 · 2018-07-04 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EEVESVWFHQXGURYN2ILHDOMPK4}

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	2026-05-18T00:04:48.336161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

212a4956c53c2e6a470dd21671b98f5708e4b0dc2b0083044710d3d0e585374d

Aliases

arxiv: 1807.01676 · arxiv_version: 1807.01676v1 · doi: 10.48550/arxiv.1807.01676 · pith_short_12: EEVESVWFHQXG · pith_short_16: EEVESVWFHQXGURYN · pith_short_8: EEVESVWF

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/EEVESVWFHQXGURYN2ILHDOMPK4 \
  | 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: 212a4956c53c2e6a470dd21671b98f5708e4b0dc2b0083044710d3d0e585374d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8de1961fd1f400a7fef06ac0e50e946627ac00d5ad0b5a746f95f58cb1144f92",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-04T16:53:55Z",
    "title_canon_sha256": "99cdc0d74282c182d84d2b82853a90024cd9ecbacb26e31e8b439a60b7dafae2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01676",
    "kind": "arxiv",
    "version": 1
  }
}