Pith Number

pith:H3KMAIZW

pith:2022:H3KMAIZWBTSOY3M3HYWVXNG42F

not attested not anchored not stored refs pending

Improving Dense Contrastive Learning with Dense Negative Pairs

Berk Iskender, En-Hung Chu, Maryam Khademi, Simon Kornblith, Zhenlin Xu

arxiv:2210.05063 v2 · 2022-10-11 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H3KMAIZWBTSOY3M3HYWVXNG42F}

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	2026-07-05T05:32:12.295526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ed4c023360ce4ec6d9b3e2d5bb4dcd1570bd12a5997e971fd75b90b44047568

Aliases

arxiv: 2210.05063 · arxiv_version: 2210.05063v2 · doi: 10.48550/arxiv.2210.05063 · pith_short_12: H3KMAIZWBTSO · pith_short_16: H3KMAIZWBTSOY3M3 · pith_short_8: H3KMAIZW

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/H3KMAIZWBTSOY3M3HYWVXNG42F \
  | 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: 3ed4c023360ce4ec6d9b3e2d5bb4dcd1570bd12a5997e971fd75b90b44047568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54346ca399996064e9ad93c980d0d9a62a378faeeea97d70ad3e1bd0e832cc97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-10-11T00:26:59Z",
    "title_canon_sha256": "30b0ce8cf01be2480662748f5b41d86dc31aebd394c017819a58bd279858656b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.05063",
    "kind": "arxiv",
    "version": 2
  }
}