Pith Number

pith:AMNXDH2K

pith:2013:AMNXDH2KFFJSIK53D52AE5YMEH

not attested not anchored not stored refs pending

Pauli channel tomography with unknown channel directions

D\'aniel Virosztek, Katalin M. Hangos, L\'aszl\'o Ruppert

arxiv:1304.4492 v1 · 2013-04-16 · 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{AMNXDH2KFFJSIK53D52AE5YMEH}

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	2026-05-18T03:27:52.837687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

031b719f4a2953242bbb1f7402770c21f6c06c8e73a40b1e429b8ef88d90c0c0

Aliases

arxiv: 1304.4492 · arxiv_version: 1304.4492v1 · doi: 10.48550/arxiv.1304.4492 · pith_short_12: AMNXDH2KFFJS · pith_short_16: AMNXDH2KFFJSIK53 · pith_short_8: AMNXDH2K

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/AMNXDH2KFFJSIK53D52AE5YMEH \
  | 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: 031b719f4a2953242bbb1f7402770c21f6c06c8e73a40b1e429b8ef88d90c0c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fbae773c1bb3985198ee2319e4d6a23251d986e653fe466c3d1cb5f7fa06589",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-04-16T15:24:19Z",
    "title_canon_sha256": "013769d35c7815c87a2cfe24d84110d5a2524ae3e93607e66729b9bfc6620581"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4492",
    "kind": "arxiv",
    "version": 1
  }
}