Pith Number

pith:7LJFZLHB

pith:2019:7LJFZLHBDDZ6B4ZJTHLEY57CIZ

not attested not anchored not stored refs pending

Expressive power of tensor-network factorizations for probabilistic modeling, with applications from hidden Markov models to quantum machine learning

Ivan Glasser, Jens Eisert, J. Ignacio Cirac, Nicola Pancotti, Ryan Sweke

arxiv:1907.03741 v2 · 2019-07-08 · cs.LG · cond-mat.str-el · math.OC · quant-ph · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LJFZLHBDDZ6B4ZJTHLEY57CIZ}

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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

The product structure of MPS-under-permutations

Receipt and verification

First computed	2026-07-05T00:22:40.597907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fad25cace118f3e0f32999d64c77e24670046c859ac5d90b46824acca2f1e782

Aliases

arxiv: 1907.03741 · arxiv_version: 1907.03741v2 · doi: 10.48550/arxiv.1907.03741 · pith_short_12: 7LJFZLHBDDZ6 · pith_short_16: 7LJFZLHBDDZ6B4ZJ · pith_short_8: 7LJFZLHB

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/7LJFZLHBDDZ6B4ZJTHLEY57CIZ \
  | 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: fad25cace118f3e0f32999d64c77e24670046c859ac5d90b46824acca2f1e782

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b0dd8888f088dc9dca16730921057e8141a4b813d27524feb396bcabc9be57c",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "math.OC",
      "quant-ph",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-07-08T17:54:26Z",
    "title_canon_sha256": "7ee473c8d5fe08fc0840045a03632a1fc5760abd707fa6a663344306cc237420"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03741",
    "kind": "arxiv",
    "version": 2
  }
}