Pith Number

pith:OUGRPV7W

pith:2015:OUGRPV7WD2V4SUJ5QVMONW6OZK

not attested not anchored not stored refs pending

Dynamic Optimal Transport with Mixed Boundary Condition for Color Image Processing

Friederike Laus, Gabriele Steidl, Jan Henrik Fitschen

arxiv:1501.04840 v2 · 2015-01-20 · math.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{OUGRPV7WD2V4SUJ5QVMONW6OZK}

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	2026-05-18T01:34:30.911117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

750d17d7f61eabc9513d8558e6dbcecaa4422e621c6fd95c84413e79fdbb21e2

Aliases

arxiv: 1501.04840 · arxiv_version: 1501.04840v2 · doi: 10.48550/arxiv.1501.04840 · pith_short_12: OUGRPV7WD2V4 · pith_short_16: OUGRPV7WD2V4SUJ5 · pith_short_8: OUGRPV7W

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/OUGRPV7WD2V4SUJ5QVMONW6OZK \
  | 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: 750d17d7f61eabc9513d8558e6dbcecaa4422e621c6fd95c84413e79fdbb21e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f54cfd0b962d4ee38f9321e6426279b4411ab7c71cf3bed363a51331d913e03b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-01-20T15:13:36Z",
    "title_canon_sha256": "299b7f1e8b03d9c4ad6e92e1f2c8e8f584056c47fdedd0778834e248abcd11d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04840",
    "kind": "arxiv",
    "version": 2
  }
}