Pith Number

pith:TF6IPNIF

pith:2021:TF6IPNIFWG4WS6FTHNDWJGND36

not attested not anchored not stored refs pending

Cross-Batch Negative Sampling for Training Two-Tower Recommenders

Jieming Zhu, Jinpeng Wang, Xiuqiang He

arxiv:2110.15154 v1 · 2021-10-28 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TF6IPNIFWG4WS6FTHNDWJGND36}

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	2026-07-05T03:26:52.278753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

997c87b505b1b96978b33b476499a3dfb2303c403e0455bf45ec12f52c5494f3

Aliases

arxiv: 2110.15154 · arxiv_version: 2110.15154v1 · doi: 10.48550/arxiv.2110.15154 · pith_short_12: TF6IPNIFWG4W · pith_short_16: TF6IPNIFWG4WS6FT · pith_short_8: TF6IPNIF

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/TF6IPNIFWG4WS6FTHNDWJGND36 \
  | 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: 997c87b505b1b96978b33b476499a3dfb2303c403e0455bf45ec12f52c5494f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8e1394ec18ce75609dbe7938349ab58a606f1625a7a5a55bd3845b2a1f24d03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-10-28T14:26:42Z",
    "title_canon_sha256": "376935ad46a4d844f5d9f9075fbdf86f885e9bad02d8faa525615fb2b2bc3a85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.15154",
    "kind": "arxiv",
    "version": 1
  }
}