Pith Number

pith:CZE7TTG7

pith:2020:CZE7TTG75SXAV5UBGSQHCG6AJG

not attested not anchored not stored refs pending

A Practical Incremental Method to Train Deep CTR Models

Huifeng Guo, Ruiming Tang, Xiuqiang He, Yichao Wang, Zhirong Liu

arxiv:2009.02147 v1 · 2020-09-04 · 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{CZE7TTG75SXAV5UBGSQHCG6AJG}

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	2026-07-05T01:33:03.791570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1649f9ccdfecae0af68134a0711bc049a383b7cd1b6d77698f636568f9035511

Aliases

arxiv: 2009.02147 · arxiv_version: 2009.02147v1 · doi: 10.48550/arxiv.2009.02147 · pith_short_12: CZE7TTG75SXA · pith_short_16: CZE7TTG75SXAV5UB · pith_short_8: CZE7TTG7

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/CZE7TTG75SXAV5UBGSQHCG6AJG \
  | 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: 1649f9ccdfecae0af68134a0711bc049a383b7cd1b6d77698f636568f9035511

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b27a90c3d0f0226d26fe4f1d7622e617cad402d51ddefcff05285cc08994d49c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-09-04T12:35:42Z",
    "title_canon_sha256": "743fe3f90de3ae899d06157873f2d089a0d49f3c508271b3cb2b2221008393a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.02147",
    "kind": "arxiv",
    "version": 1
  }
}