Pith Number

pith:P2KYFQ5W

pith:2016:P2KYFQ5WI2GHU4CPYVLKHG2BUP

not attested not anchored not stored refs pending

Semi-supervised structured output prediction by local linear regression and sub-gradient descent

Jim Jing-Yan Wang, Jingbin Wang, Ru-Ze Liang, Wei Xie, Weizhi Li, Xin Du

arxiv:1606.02279 v3 · 2016-06-07 · 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{P2KYFQ5WI2GHU4CPYVLKHG2BUP}

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	2026-05-18T01:08:40.529886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e9582c3b6468c7a704fc556a39b41a3d01915b1dd5272e8c39a7bb58774ca2a

Aliases

arxiv: 1606.02279 · arxiv_version: 1606.02279v3 · doi: 10.48550/arxiv.1606.02279 · pith_short_12: P2KYFQ5WI2GH · pith_short_16: P2KYFQ5WI2GHU4CP · pith_short_8: P2KYFQ5W

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/P2KYFQ5WI2GHU4CPYVLKHG2BUP \
  | 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: 7e9582c3b6468c7a704fc556a39b41a3d01915b1dd5272e8c39a7bb58774ca2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a85940d22a2681dbc5cf09a71b8ed746257e0fb48434ab09dd72bfc5d6495fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-06-07T19:52:02Z",
    "title_canon_sha256": "fee565f88315f0f65649366d15379c507334748b91e7273dff7988e7947457cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.02279",
    "kind": "arxiv",
    "version": 3
  }
}