Pith Number

pith:IZQ7P7RR

pith:2020:IZQ7P7RRZUOBCY4KWASH6FM4XK

not attested not anchored not stored refs pending

Pre-training Tasks for Embedding-based Large-scale Retrieval

Felix X. Yu, Sanjiv Kumar, Wei-Cheng Chang, Yiming Yang, Yin-Wen Chang

arxiv:2002.03932 v1 · 2020-02-10 · cs.LG · cs.CL · cs.IR · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZQ7P7RRZUOBCY4KWASH6FM4XK}

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.

Cited by

3 papers in Pith

From Index to Equity: Pre-Training Transformers for Stock Return Prediction

Atlas: Few-shot Learning with Retrieval Augmented Language Models

Unsupervised Dense Information Retrieval with Contrastive Learning

Receipt and verification

First computed	2026-07-05T00:39:27.671238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4661f7fe31cd1c11638ab0247f159cbab6a78854813109aea626ddb95a36450a

Aliases

arxiv: 2002.03932 · arxiv_version: 2002.03932v1 · doi: 10.48550/arxiv.2002.03932 · pith_short_12: IZQ7P7RRZUOB · pith_short_16: IZQ7P7RRZUOBCY4K · pith_short_8: IZQ7P7RR

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/IZQ7P7RRZUOBCY4KWASH6FM4XK \
  | 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: 4661f7fe31cd1c11638ab0247f159cbab6a78854813109aea626ddb95a36450a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68c6f729db32cbcb4972ede5f50cad5c65bbb06e44ac08497b01a79fc0e69549",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.IR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-10T16:44:00Z",
    "title_canon_sha256": "5557308ba3aff06aef66e3a9b58dc45c4a0bf283f3d0c5be34512637dc86b920"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03932",
    "kind": "arxiv",
    "version": 1
  }
}