Pith Number

pith:UQW4NQXO

pith:2020:UQW4NQXOFYHRBKZK44XHTZB2GC

not attested not anchored not stored refs pending

Insights on Training Neural Networks for QUBO Tasks

Claudia Linnhoff-Popien (LMU Munich), Hila Safi, Sebastian Feld, Thomas Gabor, Thomy Phan

arxiv:2004.14036 v1 · 2020-04-29 · quant-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQW4NQXOFYHRBKZK44XHTZB2GC}

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	2026-07-05T00:59:16.557942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a42dc6c2ee2e0f10ab2ae72e79e43a308fb9a2d22eb674ba2eb4f2623d229bda

Aliases

arxiv: 2004.14036 · arxiv_version: 2004.14036v1 · doi: 10.48550/arxiv.2004.14036 · pith_short_12: UQW4NQXOFYHR · pith_short_16: UQW4NQXOFYHRBKZK · pith_short_8: UQW4NQXO

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/UQW4NQXOFYHRBKZK44XHTZB2GC \
  | 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: a42dc6c2ee2e0f10ab2ae72e79e43a308fb9a2d22eb674ba2eb4f2623d229bda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e757ff60602ae30ceedb549ba6acbd7d84b3299f7f14ad3e1974bb06e7b0633",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-04-29T09:09:17Z",
    "title_canon_sha256": "fdaccf70345460f2826ff25bceb8ddeae24c1d4912cb1dc3b40677f87b405d4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.14036",
    "kind": "arxiv",
    "version": 1
  }
}