Pith Number

pith:SXA3WWH6

pith:2020:SXA3WWH6RXGBL47QMK3PZNTHL7

not attested not anchored not stored refs pending

Quantum Channel State Masking

Christian Deppe, Holger Boche, Uzi Pereg

arxiv:2006.05925 v4 · 2020-06-10 · cs.IT · math.IT · 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{SXA3WWH6RXGBL47QMK3PZNTHL7}

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	2026-07-05T02:05:07.228468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95c1bb58fe8dcc15f3f062b6fcb6675fc4933cbccbd828a6256ce8e6a75cb8f3

Aliases

arxiv: 2006.05925 · arxiv_version: 2006.05925v4 · doi: 10.48550/arxiv.2006.05925 · pith_short_12: SXA3WWH6RXGB · pith_short_16: SXA3WWH6RXGBL47Q · pith_short_8: SXA3WWH6

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/SXA3WWH6RXGBL47QMK3PZNTHL7 \
  | 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: 95c1bb58fe8dcc15f3f062b6fcb6675fc4933cbccbd828a6256ce8e6a75cb8f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8ba3c7f2f74cec6a77d837b2260daab9733da6e34aa2e7c7010f16838734f3e",
    "cross_cats_sorted": [
      "math.IT",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2020-06-10T16:18:03Z",
    "title_canon_sha256": "36c59ceb6fcd75d24d8c8a36890bc0b26fbb7e22be78450ede159e536d54d41a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.05925",
    "kind": "arxiv",
    "version": 4
  }
}