Pith Number

pith:OSN3ZKZS

pith:2013:OSN3ZKZSW3ATGMNJCVIFRXWPFZ

not attested not anchored not stored refs pending

Quantum channels from association schemes

Simone Severini, Tao Feng

arxiv:1301.1166 v1 · 2013-01-07 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OSN3ZKZSW3ATGMNJCVIFRXWPFZ}

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	2026-05-18T03:37:06.613522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

749bbcab32b6c13331a9155058decf2e40e67a34f80552f9933a01a3a5f11b99

Aliases

arxiv: 1301.1166 · arxiv_version: 1301.1166v1 · doi: 10.48550/arxiv.1301.1166 · pith_short_12: OSN3ZKZSW3AT · pith_short_16: OSN3ZKZSW3ATGMNJ · pith_short_8: OSN3ZKZS

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/OSN3ZKZSW3ATGMNJCVIFRXWPFZ \
  | 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: 749bbcab32b6c13331a9155058decf2e40e67a34f80552f9933a01a3a5f11b99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59a11ba5b8c00eb095f0aec86cb335bda85fcbe74483bf785e14119c256e3d7d",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-01-07T12:24:27Z",
    "title_canon_sha256": "b53a669f9c5f81b90d847ab7b54552287550d04d2d9e1921ecb75029fa4217c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1166",
    "kind": "arxiv",
    "version": 1
  }
}