Pith Number

pith:I47Q33QD

pith:2021:I47Q33QDV75B47TNNUOC4PITEP

not attested not anchored not stored refs pending

Multiclass classification of dephasing channels

Adriano M. Palmieri, Claudia Benedetti, Federico Bianchi, Matteo G. A. Paris

arxiv:2108.01571 v1 · 2021-08-03 · 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{I47Q33QDV75B47TNNUOC4PITEP}

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	2026-07-05T10:14:34.026229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473f0dee03affa1e7e6d6d1c2e3d1323d385daa8a34544d4011a707c691e4a76

Aliases

arxiv: 2108.01571 · arxiv_version: 2108.01571v1 · doi: 10.48550/arxiv.2108.01571 · pith_short_12: I47Q33QDV75B · pith_short_16: I47Q33QDV75B47TN · pith_short_8: I47Q33QD

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/I47Q33QDV75B47TNNUOC4PITEP \
  | 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: 473f0dee03affa1e7e6d6d1c2e3d1323d385daa8a34544d4011a707c691e4a76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aaa24804ac7404772550b08200aa7d18851214f5bd0214e1d7460cd2029fd7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-08-03T15:31:28Z",
    "title_canon_sha256": "7c2d25f8c7bcbe159e000c13840c8c026a5ecae09224ca1c7705fa67bc84f3e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.01571",
    "kind": "arxiv",
    "version": 1
  }
}