Pith Number

pith:WO5DVQSP

pith:2014:WO5DVQSPX4IKZHEBJDOTF4UKBZ

not attested not anchored not stored refs pending

iPiano: Inertial Proximal Algorithm for Non-Convex Optimization

Peter Ochs, Thomas Brox, Thomas Pock, Yunjin Chen

arxiv:1404.4805 v1 · 2014-04-18 · 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{WO5DVQSPX4IKZHEBJDOTF4UKBZ}

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	2026-05-18T02:53:54.853731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3ba3ac24fbf10ac9c8148dd32f28a0e58ab88a8ab5b25ac3d2239ee13452ead

Aliases

arxiv: 1404.4805 · arxiv_version: 1404.4805v1 · doi: 10.48550/arxiv.1404.4805 · pith_short_12: WO5DVQSPX4IK · pith_short_16: WO5DVQSPX4IKZHEB · pith_short_8: WO5DVQSP

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/WO5DVQSPX4IKZHEBJDOTF4UKBZ \
  | 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: b3ba3ac24fbf10ac9c8148dd32f28a0e58ab88a8ab5b25ac3d2239ee13452ead

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cb8882a201d61bbcd393037c4b8cc70756b1a401c0a54e0489fb8fb3c669509",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-04-18T15:00:07Z",
    "title_canon_sha256": "af9fd4035c64381562f6a4bb89c10b37c71e78162c4418e0070aa287b1e09e13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4805",
    "kind": "arxiv",
    "version": 1
  }
}