Pith Number

pith:XW2DIBBS

pith:2021:XW2DIBBSKOLOUPXMKX7FT4ZVTF

not attested not anchored not stored refs pending

FastDOG: Fast Discrete Optimization on GPU

Ahmed Abbas, Paul Swoboda

arxiv:2111.10270 v3 · 2021-11-19 · math.OC · cs.CV · cs.DC · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XW2DIBBSKOLOUPXMKX7FT4ZVTF}

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.

Cited by

1 paper in Pith

CHAP: A Hybrid GPU-CPU Heuristic for MIP

Receipt and verification

First computed	2026-07-05T04:15:50.443985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdb43404325396ea3eec55fe59f335994660369244fe179c08e40114f0b7913f

Aliases

arxiv: 2111.10270 · arxiv_version: 2111.10270v3 · doi: 10.48550/arxiv.2111.10270 · pith_short_12: XW2DIBBSKOLO · pith_short_16: XW2DIBBSKOLOUPXM · pith_short_8: XW2DIBBS

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/XW2DIBBSKOLOUPXMKX7FT4ZVTF \
  | 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: bdb43404325396ea3eec55fe59f335994660369244fe179c08e40114f0b7913f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecfe538a537715d235689d746a9d24cdbb30de24792701b0947316f290d4cba0",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.DC",
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-11-19T15:20:10Z",
    "title_canon_sha256": "c49e84e5fc1399d06061cbcd14f367e2dfb976edbf31a7aab5582541c2344526"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.10270",
    "kind": "arxiv",
    "version": 3
  }
}