Pith Number

pith:2MBY34V2

pith:2020:2MBY34V23RB4J5C3WKECW6SIAY

not attested not anchored not stored refs pending

An Embedding Learning Framework for Numerical Features in CTR Prediction

Bo Chen, Huifeng Guo, Ruiming Tang, Weinan Zhang, Xiuqiang He, Zhenguo Li

arxiv:2012.08986 v2 · 2020-12-16 · cs.IR · cs.AI · 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{2MBY34V23RB4J5C3WKECW6SIAY}

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	2026-07-05T02:42:13.836437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3038df2badc43c4f45bb2882b7a48063a2955e9951b14472b28af4561bdd0b6

Aliases

arxiv: 2012.08986 · arxiv_version: 2012.08986v2 · doi: 10.48550/arxiv.2012.08986 · pith_short_12: 2MBY34V23RB4 · pith_short_16: 2MBY34V23RB4J5C3 · pith_short_8: 2MBY34V2

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/2MBY34V23RB4J5C3WKECW6SIAY \
  | 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: d3038df2badc43c4f45bb2882b7a48063a2955e9951b14472b28af4561bdd0b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64119479d81d77c4aab6a788518765954fab1aaaf5eab969fef87da72794b742",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-12-16T14:31:31Z",
    "title_canon_sha256": "d2f91ff9840123224cbaa6cded22aea9476ec8381f41474de37082ec04294dbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.08986",
    "kind": "arxiv",
    "version": 2
  }
}