Pith Number

pith:5BKDHIZM

pith:2019:5BKDHIZM6PWIEUB72PU7MXURPW

not attested not anchored not stored refs pending

Space-variant TV regularization for image restoration

Alessandro Lanza, Fiorella Sgallari, Monica Pragliola, Serena Morigi

arxiv:1906.11827 v1 · 2019-06-21 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BKDHIZM6PWIEUB72PU7MXURPW}

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	2026-05-17T23:42:03.675330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e85433a32cf3ec82503fd3e9f65e917db1f0c6fb27af1ab4fbfb7a8b973f79a5

Aliases

arxiv: 1906.11827 · arxiv_version: 1906.11827v1 · doi: 10.48550/arxiv.1906.11827 · pith_short_12: 5BKDHIZM6PWI · pith_short_16: 5BKDHIZM6PWIEUB7 · pith_short_8: 5BKDHIZM

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/5BKDHIZM6PWIEUB72PU7MXURPW \
  | 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: e85433a32cf3ec82503fd3e9f65e917db1f0c6fb27af1ab4fbfb7a8b973f79a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec63b439fcd57d748232a657e0ece05084ca1cecefd4f0b3dcefce9b30f20ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-06-21T15:25:19Z",
    "title_canon_sha256": "64b61430a447c59d0a59c80b74a851931009ad5ed6d7d56e5510bf1406129cbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11827",
    "kind": "arxiv",
    "version": 1
  }
}