Pith Number

pith:BLPBPOJL

pith:2020:BLPBPOJLHPOYGRAB4P5FQYRM46

not attested not anchored not stored refs pending

Optimization of Graph Total Variation via Active-Set-based Combinatorial Reconditioning

Daniel Cremers, Tao Wu, Thomas M\"ollenhoff, Zhenzhang Ye

arxiv:2002.12236 v1 · 2020-02-27 · 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{BLPBPOJLHPOYGRAB4P5FQYRM46}

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	2026-07-05T00:44:22.190573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ade17b92b3bdd834401e3fa58622ce78d1f9a87972b07e2c4b6edebd326157b

Aliases

arxiv: 2002.12236 · arxiv_version: 2002.12236v1 · doi: 10.48550/arxiv.2002.12236 · pith_short_12: BLPBPOJLHPOY · pith_short_16: BLPBPOJLHPOYGRAB · pith_short_8: BLPBPOJL

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/BLPBPOJLHPOYGRAB4P5FQYRM46 \
  | 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: 0ade17b92b3bdd834401e3fa58622ce78d1f9a87972b07e2c4b6edebd326157b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f64cc13596392d07163d79c484e13d072179b351574bad0e7da9dd6444844bb",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-02-27T16:33:09Z",
    "title_canon_sha256": "5378445f5b4749d6d46158fe8b8ae6dba28223018be2c98dfdf07ce6f062b3f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12236",
    "kind": "arxiv",
    "version": 1
  }
}