Pith Number

pith:AW3KAQZB

pith:2022:AW3KAQZB5ERIBENHCBNEDLTMSO

not attested not anchored not stored refs pending

Bi-convolution matrix factorization algorithm based on improved ConvMF

Ang Li, Junping Du, Peiyu Liu, Zhe Xue

arxiv:2206.00838 v1 · 2022-06-02 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AW3KAQZB5ERIBENHCBNEDLTMSO}

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	2026-07-05T04:28:34.253340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05b6a04321e9228091a7105a41ae6c939cd945d647895e012490feee39145ac7

Aliases

arxiv: 2206.00838 · arxiv_version: 2206.00838v1 · doi: 10.48550/arxiv.2206.00838 · pith_short_12: AW3KAQZB5ERI · pith_short_16: AW3KAQZB5ERIBENH · pith_short_8: AW3KAQZB

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/AW3KAQZB5ERIBENHCBNEDLTMSO \
  | 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: 05b6a04321e9228091a7105a41ae6c939cd945d647895e012490feee39145ac7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43018d63dd522c4d286ba8c1eff95fa0a848c06f2b8855c3773900e7b01f7123",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-06-02T02:24:38Z",
    "title_canon_sha256": "a2419f9351d38122c70e1f160370a3bbe7406a03bb025c96a00f555c3d198a1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.00838",
    "kind": "arxiv",
    "version": 1
  }
}