Pith Number

pith:UN2TZJ4Z

pith:2015:UN2TZJ4ZB6IWIBKZDFYQTEOIGZ

not attested not anchored not stored refs pending

A note on patch-based low-rank minimization for fast image denoising

Haijuan Hu, Jacques Froment, Quansheng Liu

arxiv:1506.08353 v2 · 2015-06-28 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UN2TZJ4ZB6IWIBKZDFYQTEOIGZ}

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	2026-05-18T00:22:53.148532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3753ca7990f9164055919710991c8364f511af95c3183a49241a740428d5c4c

Aliases

arxiv: 1506.08353 · arxiv_version: 1506.08353v2 · doi: 10.48550/arxiv.1506.08353 · pith_short_12: UN2TZJ4ZB6IW · pith_short_16: UN2TZJ4ZB6IWIBKZ · pith_short_8: UN2TZJ4Z

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/UN2TZJ4ZB6IWIBKZDFYQTEOIGZ \
  | 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: a3753ca7990f9164055919710991c8364f511af95c3183a49241a740428d5c4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce2761708b273bc20d3ec0e010282066f7a6e9d7968a91135e34f4ac1a6d2c71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-06-28T03:52:42Z",
    "title_canon_sha256": "fdbf25c204dc301c8c515261ad8d457d1f0a070f45098e0af3a2034a71712c49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08353",
    "kind": "arxiv",
    "version": 2
  }
}