Pith Number

pith:SDIZZXQQ

pith:2021:SDIZZXQQFZ3W7VFJTV3VH5J3NN

not attested not anchored not stored refs pending

QNLP in Practice: Running Compositional Models of Meaning on a Quantum Computer

Anna Pearson, Bob Coecke, Dimitri Kartsaklis, Konstantinos Meichanetzidis, Robin Lorenz

arxiv:2102.12846 v2 · 2021-02-25 · cs.CL · cs.AI · cs.LG · 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{SDIZZXQQFZ3W7VFJTV3VH5J3NN}

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.

Cited by

1 paper in Pith

QOuLiPo: What a quantum computer sees when it reads a book

Receipt and verification

First computed	2026-07-05T06:06:51.427632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90d19cde102e776fd4a99d7753f53b6b41155379e89c22001338440cc1df5c09

Aliases

arxiv: 2102.12846 · arxiv_version: 2102.12846v2 · doi: 10.48550/arxiv.2102.12846 · pith_short_12: SDIZZXQQFZ3W · pith_short_16: SDIZZXQQFZ3W7VFJ · pith_short_8: SDIZZXQQ

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/SDIZZXQQFZ3W7VFJTV3VH5J3NN \
  | 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: 90d19cde102e776fd4a99d7753f53b6b41155379e89c22001338440cc1df5c09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10ddeb887b3ef83b0be517a782b0a5330068f6635230763f993e23b1366d5b69",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-02-25T13:37:33Z",
    "title_canon_sha256": "d5ca2a71a1cd325ccfcf09fd50ae6392a523aed623e85fe465a3c2ea146bc3af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12846",
    "kind": "arxiv",
    "version": 2
  }
}