Pith Number

pith:NPAA2D5H

pith:2015:NPAA2D5H46YGOMXFBAFDIMMMHO

not attested not anchored not stored refs pending

Optimising Spatial and Tonal Data for PDE-based Inpainting

Benjamin Doerr, Ching Hoo Tang, Daniel Johannsen, Frank Neumann, Joachim Weickert, Laurent Hoeltgen, Markus Mainberger, Sebastian Hoffmann, Simon Setzer

arxiv:1506.04566 v1 · 2015-06-15 · cs.CV · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPAA2D5H46YGOMXFBAFDIMMMHO}

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	2026-05-18T01:49:30.877739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc00d0fa7e7b06732e5080a34318c3b998c69b5b7de6938ca542c540de983e2

Aliases

arxiv: 1506.04566 · arxiv_version: 1506.04566v1 · doi: 10.48550/arxiv.1506.04566 · pith_short_12: NPAA2D5H46YG · pith_short_16: NPAA2D5H46YGOMXF · pith_short_8: NPAA2D5H

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/NPAA2D5H46YGOMXFBAFDIMMMHO \
  | 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: 6bc00d0fa7e7b06732e5080a34318c3b998c69b5b7de6938ca542c540de983e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d9c5aa194dad1444989c85c76678a826e0f7bba31071c4dd3c2ac8aea208d3f",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-06-15T12:15:26Z",
    "title_canon_sha256": "ed1108628caf01bd592852cbf7513d0d7dbbbb0a7cce7f7a79d8e53b1ee9bba1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04566",
    "kind": "arxiv",
    "version": 1
  }
}