Pith Number

pith:PQSSBKFT

pith:2018:PQSSBKFTQGNBWLEYADESN4Z4YK

not attested not anchored not stored refs pending

A New Variational Model for Joint Image Reconstruction and Motion Estimation in Spatiotemporal Imaging

Barbara Gris, Chong Chen, Ozan \"Oktem

arxiv:1812.03446 v2 · 2018-12-09 · math.NA · cs.CV · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQSSBKFTQGNBWLEYADESN4Z4YK}

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	2026-06-04T20:13:46.569403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c2520a8b3819a1b2c9800c926f33cc29111616ce75f1b90dc887beda394ae1f

Aliases

arxiv: 1812.03446 · arxiv_version: 1812.03446v2 · doi: 10.48550/arxiv.1812.03446 · pith_short_12: PQSSBKFTQGNB · pith_short_16: PQSSBKFTQGNBWLEY · pith_short_8: PQSSBKFT

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/PQSSBKFTQGNBWLEYADESN4Z4YK \
  | 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: 7c2520a8b3819a1b2c9800c926f33cc29111616ce75f1b90dc887beda394ae1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c4d91b59c545005384bbdebc1e2f23e06a36d7e6ad9bd748deb77353aecefa1",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-12-09T08:28:27Z",
    "title_canon_sha256": "16e0453a309023bc5cee320e05079d5d42bbb89397a139314fc432d88fc50138"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03446",
    "kind": "arxiv",
    "version": 2
  }
}