Pith Number

pith:JDOGKIRY

pith:2021:JDOGKIRYO22744GBEHFOLNUP7Q

not attested not anchored not stored refs pending

Variational Quantum Classifiers Through the Lens of the Hessian

Ahmed Elbeltagi, Amandeep Singh Bhatia, Kamalpreet Singh Bhangu, Pinaki Sen

arxiv:2105.10162 v3 · 2021-05-21 · quant-ph · cs.LG · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JDOGKIRYO22744GBEHFOLNUP7Q}

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	2026-07-05T04:11:24.662398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48dc65223876b5fe70c121cae5b68ffc03aa85e8b842e31c8a918f02412a0d2a

Aliases

arxiv: 2105.10162 · arxiv_version: 2105.10162v3 · doi: 10.48550/arxiv.2105.10162 · pith_short_12: JDOGKIRYO227 · pith_short_16: JDOGKIRYO22744GB · pith_short_8: JDOGKIRY

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/JDOGKIRYO22744GBEHFOLNUP7Q \
  | 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: 48dc65223876b5fe70c121cae5b68ffc03aa85e8b842e31c8a918f02412a0d2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcd1261d009eea118a18cc1f99d9049994715181e97f11e54a0b04d4fc9f7368",
    "cross_cats_sorted": [
      "cs.LG",
      "math.QA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-05-21T06:57:34Z",
    "title_canon_sha256": "a570c97844ecf8fe905f43a1d57be0584ee09f107ad972e73116efb8eae02636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.10162",
    "kind": "arxiv",
    "version": 3
  }
}