Pith Number

pith:P7P6OAT6

pith:2023:P7P6OAT64INKQ6GPWRKNZQ234U

not attested not anchored not stored refs pending

Efficient Quantum Mixed-State Tomography with Unsupervised Tensor Network Machine Learning

Gang Su, Heng Fan, Kai Xu, Shi-Ju Ran, Wen-Jun Li

arxiv:2308.06900 v1 · 2023-08-14 · 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{P7P6OAT64INKQ6GPWRKNZQ234U}

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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.

Cited by

1 paper in Pith

Quantum Machine Learning for State Tomography Using Classical Data

Receipt and verification

First computed	2026-07-05T06:40:46.737330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fdfe7027ee21aa878cfb454dcc35be516da845eeac5b9d26875864825ecff32

Aliases

arxiv: 2308.06900 · arxiv_version: 2308.06900v1 · doi: 10.48550/arxiv.2308.06900 · pith_short_12: P7P6OAT64INK · pith_short_16: P7P6OAT64INKQ6GP · pith_short_8: P7P6OAT6

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/P7P6OAT64INKQ6GPWRKNZQ234U \
  | 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: 7fdfe7027ee21aa878cfb454dcc35be516da845eeac5b9d26875864825ecff32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a77ae6e2489c9a9bbd80e8212671056fa0d9a23013d5247aaec21958b54dd225",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-08-14T02:35:23Z",
    "title_canon_sha256": "2b7f3e8af2715e957b5cad21005311d836eda5a26c40ae6dbf4201e1feae47c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.06900",
    "kind": "arxiv",
    "version": 1
  }
}