Pith Number

pith:ZBBEISMW

pith:2013:ZBBEISMW7ZC7Z7SZUUEO33T2MW

not attested not anchored not stored refs pending

Optical Flow on Evolving Surfaces with Space and Time Regularisation

Clemens Kirisits, Lukas F. Lang, Otmar Scherzer

arxiv:1310.0322 v2 · 2013-10-01 · math.OC · 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{ZBBEISMW7ZC7Z7SZUUEO33T2MW}

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	2026-05-18T02:49:03.275349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c842444996fe45fcfe59a508edee7a65a8f966af2b3a0de4979e6f2a768a65bf

Aliases

arxiv: 1310.0322 · arxiv_version: 1310.0322v2 · doi: 10.48550/arxiv.1310.0322 · pith_short_12: ZBBEISMW7ZC7 · pith_short_16: ZBBEISMW7ZC7Z7SZ · pith_short_8: ZBBEISMW

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/ZBBEISMW7ZC7Z7SZUUEO33T2MW \
  | 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: c842444996fe45fcfe59a508edee7a65a8f966af2b3a0de4979e6f2a768a65bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2217becf4b6d268cf29fb81da99ff00553216c099a260a854cf4b37d803df63",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-10-01T14:36:14Z",
    "title_canon_sha256": "ef96de45b2f725d7d87eaed21ece4cd8ddb4d3456a2626d68165288bbf3e716a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0322",
    "kind": "arxiv",
    "version": 2
  }
}