Pith Number

pith:RI52JXU5

pith:2013:RI52JXU5Z6AZASD7UUGQ6X4ZQN

not attested not anchored not stored refs pending

A universal set of qubit quantum channels

Clement Pellegrini, Daniel Braun, Ion Nechita, Marko Znidaric, Olivier Giraud

arxiv:1306.0495 v2 · 2013-06-03 · 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{RI52JXU5Z6AZASD7UUGQ6X4ZQN}

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	2026-05-18T02:53:15.224004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a3ba4de9dcf8190487fa50d0f5f998357a0963a9909975e31793080c280bee5

Aliases

arxiv: 1306.0495 · arxiv_version: 1306.0495v2 · doi: 10.48550/arxiv.1306.0495 · pith_short_12: RI52JXU5Z6AZ · pith_short_16: RI52JXU5Z6AZASD7 · pith_short_8: RI52JXU5

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/RI52JXU5Z6AZASD7UUGQ6X4ZQN \
  | 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: 8a3ba4de9dcf8190487fa50d0f5f998357a0963a9909975e31793080c280bee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1629525d032e843e7af7c232f195bf8c39a170d41237598f1cf7c3d058e9d76e",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-06-03T16:50:35Z",
    "title_canon_sha256": "762d7e3175be9a4500e6ca88887b3d1b40c69e7bbb2fca0606029ba97d9232d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0495",
    "kind": "arxiv",
    "version": 2
  }
}