Pith Number

pith:U4BDVIPN

pith:2017:U4BDVIPNLKJJESUKSJLNPJ3XFP

not attested not anchored not stored refs pending

Image reconstruction with imperfect forward models and applications in deblurring

Jan Lellmann, Yury Korolev

arxiv:1708.01244 v3 · 2017-08-03 · cs.NA · 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{U4BDVIPNLKJJESUKSJLNPJ3XFP}

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	2026-05-18T00:08:16.016658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7023aa1ed5a92924a8a9256d7a7772be4da0857bf2a4c751c62f526d12dcb96

Aliases

arxiv: 1708.01244 · arxiv_version: 1708.01244v3 · doi: 10.48550/arxiv.1708.01244 · pith_short_12: U4BDVIPNLKJJ · pith_short_16: U4BDVIPNLKJJESUK · pith_short_8: U4BDVIPN

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/U4BDVIPNLKJJESUKSJLNPJ3XFP \
  | 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: a7023aa1ed5a92924a8a9256d7a7772be4da0857bf2a4c751c62f526d12dcb96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eae7801ac9fc82e46f2299cbd63c4d048661d2de604a5d52b6c40ead78d2c0a",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2017-08-03T17:49:31Z",
    "title_canon_sha256": "4fa18dd93d098a0c41a4ae8575baef9880b05bf8cdf28ad7a4e9a8f16ae1c6ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01244",
    "kind": "arxiv",
    "version": 3
  }
}