Pith Number

pith:UO5MEOYC

pith:2020:UO5MEOYCLPYJI2SKEDTQXUEWY7

not attested not anchored not stored refs pending

Binary matrix factorization on special purpose hardware

Arnab Roy, Avradip Mandal, Hayato Ushijima-Mwesigwa, Indradeep Ghosh, Osman Asif Malik

arxiv:2010.08693 v2 · 2020-10-17 · cs.LG · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UO5MEOYCLPYJI2SKEDTQXUEWY7}

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	2026-07-05T03:46:32.621092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3bac23b025bf0946a4a20e70bd096c7ed7bbf0c00cdcd69237d1835f9b7cd9b

Aliases

arxiv: 2010.08693 · arxiv_version: 2010.08693v2 · doi: 10.48550/arxiv.2010.08693 · pith_short_12: UO5MEOYCLPYJ · pith_short_16: UO5MEOYCLPYJI2SK · pith_short_8: UO5MEOYC

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/UO5MEOYCLPYJI2SKEDTQXUEWY7 \
  | 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: a3bac23b025bf0946a4a20e70bd096c7ed7bbf0c00cdcd69237d1835f9b7cd9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "070e44c3ffbc23f30e096022161651a76a490fc43b58a0ff1215e4defb3a4fa2",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-10-17T01:44:24Z",
    "title_canon_sha256": "458a401b0fb98a2dac813f124d0395b9a99c9a67f16215779b57eff81dc78d33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.08693",
    "kind": "arxiv",
    "version": 2
  }
}