Pith Number

pith:ODO3CKXD

pith:2021:ODO3CKXDS32RLAVLZT4P4XT7D4

not attested not anchored not stored refs pending

Understanding Negative Samples in Instance Discriminative Self-supervised Representation Learning

Issei Sato, Kento Nozawa

arxiv:2102.06866 v5 · 2021-02-13 · cs.LG · 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{ODO3CKXDS32RLAVLZT4P4XT7D4}

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	2026-07-05T03:48:17.771223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70ddb12ae396f51582abccf8fe5e7f1f004b83d0d3e886f468d9dfb4fedd250d

Aliases

arxiv: 2102.06866 · arxiv_version: 2102.06866v5 · doi: 10.48550/arxiv.2102.06866 · pith_short_12: ODO3CKXDS32R · pith_short_16: ODO3CKXDS32RLAVL · pith_short_8: ODO3CKXD

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/ODO3CKXDS32RLAVLZT4P4XT7D4 \
  | 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: 70ddb12ae396f51582abccf8fe5e7f1f004b83d0d3e886f468d9dfb4fedd250d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "066d91597cc2b20abc939562d4dfee971b3de100e26df0983183d29cc0b3f5ae",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-13T05:46:33Z",
    "title_canon_sha256": "f69975799dd09bc8c23813e8018d399f552cc5847df43674a54a0504170e093a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.06866",
    "kind": "arxiv",
    "version": 5
  }
}