Pith Number

pith:J6UGJ6SB

pith:2021:J6UGJ6SBWDZTAGLKXKXX2DBYHV

not attested not anchored not stored refs pending

Learning Twofold Heterogeneous Multi-Task by Sharing Similar Convolution Kernel Pairs

Quan Feng, Songcan Chen

arxiv:2101.12431 v1 · 2021-01-29 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J6UGJ6SBWDZTAGLKXKXX2DBYHV}

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	2026-07-05T02:10:43.873768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fa864fa41b0f330196abaaf7d0c383d517877239eb410793c19a90a4a665919

Aliases

arxiv: 2101.12431 · arxiv_version: 2101.12431v1 · doi: 10.48550/arxiv.2101.12431 · pith_short_12: J6UGJ6SBWDZT · pith_short_16: J6UGJ6SBWDZTAGLK · pith_short_8: J6UGJ6SB

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/J6UGJ6SBWDZTAGLKXKXX2DBYHV \
  | 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: 4fa864fa41b0f330196abaaf7d0c383d517877239eb410793c19a90a4a665919

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d4d1a9a0dcb7c57db4628b5f7e111f56d30cbebf3372e5d6bc971e907f46cb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-01-29T06:52:19Z",
    "title_canon_sha256": "d038235975f9b76df9d81b300df644ab362237bfbc0923d491fdc453d892350c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.12431",
    "kind": "arxiv",
    "version": 1
  }
}