Pith Number

pith:JVKMU6KR

pith:2022:JVKMU6KR6CBAFBCLLTRFABDCNO

not attested not anchored not stored refs pending

Model-Based Image Signal Processors via Learnable Dictionaries

Ale\v{s} Leonardis, Eduardo P\'erez-Pellitero, Marcos V. Conde, Matteo Maggioni, Steven McDonagh

arxiv:2201.03210 v1 · 2022-01-10 · eess.IV · 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{JVKMU6KR6CBAFBCLLTRFABDCNO}

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	2026-07-05T04:59:58.570057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d54ca7951f08202844b5ce25004626bb294a1ed30d3d073afa979c210f8020f

Aliases

arxiv: 2201.03210 · arxiv_version: 2201.03210v1 · doi: 10.48550/arxiv.2201.03210 · pith_short_12: JVKMU6KR6CBA · pith_short_16: JVKMU6KR6CBAFBCL · pith_short_8: JVKMU6KR

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/JVKMU6KR6CBAFBCLLTRFABDCNO \
  | 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: 4d54ca7951f08202844b5ce25004626bb294a1ed30d3d073afa979c210f8020f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a9fd75b09747da30327fe182047ce07eabe6b258e8ed628081109ba30299324",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-01-10T08:36:10Z",
    "title_canon_sha256": "1c66b1dc11a2fec46ac0b2e89b1d1d6b0e36c7be0eb87ae2bcab2c48e6bc0488"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.03210",
    "kind": "arxiv",
    "version": 1
  }
}