Pith Number

pith:SK64AWD3

pith:2017:SK64AWD325WGMWW55HXZWOV2JU

not attested not anchored not stored refs pending

Manifold Based Low-rank Regularization for Image Restoration and Semi-supervised Learning

Jia Li, Rongjie Lai

arxiv:1702.02680 v1 · 2017-02-09 · cs.CV · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SK64AWD325WGMWW55HXZWOV2JU}

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	2026-05-18T00:51:03.694882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92bdc0587bd76c665adde9ef9b3aba4d0d638bf1cb501a8dfe3ba69242842391

Aliases

arxiv: 1702.02680 · arxiv_version: 1702.02680v1 · doi: 10.48550/arxiv.1702.02680 · pith_short_12: SK64AWD325WG · pith_short_16: SK64AWD325WGMWW5 · pith_short_8: SK64AWD3

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/SK64AWD325WGMWW55HXZWOV2JU \
  | 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: 92bdc0587bd76c665adde9ef9b3aba4d0d638bf1cb501a8dfe3ba69242842391

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "564d7158b77c1017071f3143a4316ab1ff2403b30f4d51e90d7ec58e31d9c60f",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-09T02:19:24Z",
    "title_canon_sha256": "069e6ec7db0a42e563aa3b72b49ec7d63b801b8cfb1e1bf72be18b1bb0f487b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02680",
    "kind": "arxiv",
    "version": 1
  }
}