Pith Number

pith:FPDDIM7U

pith:2021:FPDDIM7UZD3ZNC56NWMD4G74PF

not attested not anchored not stored refs pending

Evolving Deep Neural Networks for Collaborative Filtering

Yanan Sun, Yuhan Fang, Yuqiao Liu

arxiv:2111.07758 v1 · 2021-11-15 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPDDIM7UZD3ZNC56NWMD4G74PF}

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	2026-07-05T03:31:43.510433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bc63433f4c8f7968bbe6d983e1bfc79765efcf7f28f3ecd37f4097164880198

Aliases

arxiv: 2111.07758 · arxiv_version: 2111.07758v1 · doi: 10.48550/arxiv.2111.07758 · pith_short_12: FPDDIM7UZD3Z · pith_short_16: FPDDIM7UZD3ZNC56 · pith_short_8: FPDDIM7U

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/FPDDIM7UZD3ZNC56NWMD4G74PF \
  | 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: 2bc63433f4c8f7968bbe6d983e1bfc79765efcf7f28f3ecd37f4097164880198

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b47169a12ea010be53100d664361e2b09ed30ebce114a4a9ac3fb989ed8788f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2021-11-15T13:57:31Z",
    "title_canon_sha256": "5637b2ae5a3ce84b383bdb0e886e99a4737b2788532608c536cf372794f161a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.07758",
    "kind": "arxiv",
    "version": 1
  }
}