Pith Number

pith:7ONUQZDJ

pith:2022:7ONUQZDJLMKJOYUKVCTK7MMI6N

not attested not anchored not stored refs pending

The effectiveness of factorization and similarity blending

Andrea Pinto, Giacomo Camposampiero, Lo\"ic Houmard, Marc Lundwall

arxiv:2209.13011 v1 · 2022-09-16 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ONUQZDJLMKJOYUKVCTK7MMI6N}

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	2026-07-05T05:01:05.388119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb9b4864695b1497628aa8a6afb188f37a4ab05012b00810b9f6986748e66a42

Aliases

arxiv: 2209.13011 · arxiv_version: 2209.13011v1 · doi: 10.48550/arxiv.2209.13011 · pith_short_12: 7ONUQZDJLMKJ · pith_short_16: 7ONUQZDJLMKJOYUK · pith_short_8: 7ONUQZDJ

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/7ONUQZDJLMKJOYUKVCTK7MMI6N \
  | 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: fb9b4864695b1497628aa8a6afb188f37a4ab05012b00810b9f6986748e66a42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63b5defd5c7e7688e631da7a21af53f90ee5b50f0ea4fbad3444fc42920f1016",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-09-16T13:11:27Z",
    "title_canon_sha256": "a5ad1b59a603a2e1f12408037907cf488f47933210a941db8900e67a466f392c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.13011",
    "kind": "arxiv",
    "version": 1
  }
}