Pith Number

pith:2RP33C7A

pith:2022:2RP33C7A5BJDGQBBMVELJP7ATH

not attested not anchored not stored refs pending

Learning Downstream Task by Selectively Capturing Complementary Knowledge from Multiple Self-supervisedly Learning Pretexts

Jiayu Yao, Qingyuan Wu, Quan Feng, Songcan Chen

arxiv:2204.05248 v2 · 2022-04-11 · cs.LG · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2RP33C7A5BJDGQBBMVELJP7ATH}

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	2026-07-05T04:50:16.282044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d45fbd8be0e8523340216548b4bfe099c903063a24491e6c3c67b1714a3adb7e

Aliases

arxiv: 2204.05248 · arxiv_version: 2204.05248v2 · doi: 10.48550/arxiv.2204.05248 · pith_short_12: 2RP33C7A5BJD · pith_short_16: 2RP33C7A5BJDGQBB · pith_short_8: 2RP33C7A

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/2RP33C7A5BJDGQBBMVELJP7ATH \
  | 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: d45fbd8be0e8523340216548b4bfe099c903063a24491e6c3c67b1714a3adb7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcd2c19efe50f538118693b8985b4cba8c7ee019086e985503731b10b3f53793",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-04-11T16:46:50Z",
    "title_canon_sha256": "d614f1f3d23a0c6cbdd2d10da6763a3abde01aa5e2e8f7d39369eacb2555ffbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.05248",
    "kind": "arxiv",
    "version": 2
  }
}