Pith Number

pith:K3ASB4T2

pith:2021:K3ASB4T24GP22V4XKYHQCX46WW

not attested not anchored not stored refs pending

Classical and Quantum Algorithms for Orthogonal Neural Networks

Iordanis Kerenidis, Jonas Landman, Natansh Mathur

arxiv:2106.07198 v2 · 2021-06-14 · 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{K3ASB4T24GP22V4XKYHQCX46WW}

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	2026-07-05T05:27:58.612567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56c120f27ae19fad5797560f015f9eb5a55ec4d21da60bd87432dd59a8122bab

Aliases

arxiv: 2106.07198 · arxiv_version: 2106.07198v2 · doi: 10.48550/arxiv.2106.07198 · pith_short_12: K3ASB4T24GP2 · pith_short_16: K3ASB4T24GP22V4X · pith_short_8: K3ASB4T2

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/K3ASB4T24GP22V4XKYHQCX46WW \
  | 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: 56c120f27ae19fad5797560f015f9eb5a55ec4d21da60bd87432dd59a8122bab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b78c3e8f784aed70cb3a68b90839f8adeaaa62edb8ac26758aef971f82e9c5c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-06-14T07:13:00Z",
    "title_canon_sha256": "11421df1bee52f576000da934d56a795384b04542cb68517d21e7f9188ef8b67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.07198",
    "kind": "arxiv",
    "version": 2
  }
}