Pith Number

pith:AFBI33OF

pith:2018:AFBI33OFPZFJJV5DTCFTLOSRJH

not attested not anchored not stored refs pending

Low Rank Non-Negative Matrix Factorization with D-Wave 2000Q

Alfonso Amendola, Daniele Ottaviani

arxiv:1808.08721 v1 · 2018-08-27 · 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{AFBI33OFPZFJJV5DTCFTLOSRJH}

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	2026-05-18T00:07:13.467615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01428dedc57e4a94d7a3988b35ba5149c5a64b2e925f3c7f197f9ffb721535e0

Aliases

arxiv: 1808.08721 · arxiv_version: 1808.08721v1 · doi: 10.48550/arxiv.1808.08721 · pith_short_12: AFBI33OFPZFJ · pith_short_16: AFBI33OFPZFJJV5D · pith_short_8: AFBI33OF

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/AFBI33OFPZFJJV5DTCFTLOSRJH \
  | 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: 01428dedc57e4a94d7a3988b35ba5149c5a64b2e925f3c7f197f9ffb721535e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fbe27e80438f1b3cb6632aa18e3ae4f283082d02a8129a4922b7c16acca03e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-27T08:00:10Z",
    "title_canon_sha256": "ca71a72b558711834fcbd445e124ddc78e770b084db66f78aaefb64247d21698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08721",
    "kind": "arxiv",
    "version": 1
  }
}