Pith Number

pith:FOEV4VKG

pith:2020:FOEV4VKGLDA47FMBGVQNWYAZPE

not attested not anchored not stored refs pending

Quantum capacity of bosonic dephasing channel

Amir Arqand, Laleh Memarzadeh, Stefano Mancini

arxiv:2007.03897 v4 · 2020-07-08 · 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{FOEV4VKGLDA47FMBGVQNWYAZPE}

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	2026-07-05T02:25:20.361477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b895e554658c1cf95813560db601979022dd5c87c0b93da850838e8f1e7dee0

Aliases

arxiv: 2007.03897 · arxiv_version: 2007.03897v4 · doi: 10.48550/arxiv.2007.03897 · pith_short_12: FOEV4VKGLDA4 · pith_short_16: FOEV4VKGLDA47FMB · pith_short_8: FOEV4VKG

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/FOEV4VKGLDA47FMBGVQNWYAZPE \
  | 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: 2b895e554658c1cf95813560db601979022dd5c87c0b93da850838e8f1e7dee0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3fa1920185509d22b6ae29ed37bd1d9d2e528a7f7619d7279f366da3b183deb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-07-08T04:56:33Z",
    "title_canon_sha256": "23cfdfd6f18ae4f9153f4f8173587b57478dc08d30f124b4341114182857b48d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.03897",
    "kind": "arxiv",
    "version": 4
  }
}