Pith Number

pith:UY3N5HBB

pith:2021:UY3N5HBBJ3EMZARVS4KM7XQOL2

not attested not anchored not stored refs pending

ProGCL: Rethinking Hard Negative Mining in Graph Contrastive Learning

Ge Wang, Jintao Chen, Jun Xia, Lirong Wu, Stan Z.Li

arxiv:2110.02027 v3 · 2021-10-05 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UY3N5HBBJ3EMZARVS4KM7XQOL2}

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

2 papers in Pith

UNICS: Multilingual Code Search via Unified Pseudocode and Contrastive Transfer Learning

Color2Struct: efficient and accurate deep-learning inverse design of structural color with controllable inference

Receipt and verification

First computed	2026-07-05T04:31:25.324879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a636de9c214ec8cc82359714cfde0e5ea5375b3f16fa71e0bf03bb192321115e

Aliases

arxiv: 2110.02027 · arxiv_version: 2110.02027v3 · doi: 10.48550/arxiv.2110.02027 · pith_short_12: UY3N5HBBJ3EM · pith_short_16: UY3N5HBBJ3EMZARV · pith_short_8: UY3N5HBB

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/UY3N5HBBJ3EMZARVS4KM7XQOL2 \
  | 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: a636de9c214ec8cc82359714cfde0e5ea5375b3f16fa71e0bf03bb192321115e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e354097c562443522fe48bd36eecb9b05bb1313bbfefc48ea027cdb91f6c3b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-10-05T13:15:59Z",
    "title_canon_sha256": "3f1f4d5a170631af885da27cd602820f1f562b1a3a908175ab09d3b75caeebdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02027",
    "kind": "arxiv",
    "version": 3
  }
}