Pith Number

pith:VSQ3F5B4

pith:2018:VSQ3F5B4ADCKALV7KASCHOUGQJ

not attested not anchored not stored refs pending

A simple iterative algorithm for maxcut

Dong Zhang, Sihong Shao, Weixi Zhang

arxiv:1803.06496 v3 · 2018-03-17 · math.OC · cs.NA · math.CO · 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{VSQ3F5B4ADCKALV7KASCHOUGQJ}

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	2026-07-05T08:46:13.895684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aca1b2f43c00c4a02ebf502423ba868277fcca9e903a2d84e5b3027b34e12246

Aliases

arxiv: 1803.06496 · arxiv_version: 1803.06496v3 · doi: 10.48550/arxiv.1803.06496 · pith_short_12: VSQ3F5B4ADCK · pith_short_16: VSQ3F5B4ADCKALV7 · pith_short_8: VSQ3F5B4

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/VSQ3F5B4ADCKALV7KASCHOUGQJ \
  | 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: aca1b2f43c00c4a02ebf502423ba868277fcca9e903a2d84e5b3027b34e12246

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0685defe9c8e15d8c2d52f9198bc2fe4d02547e97364834dcdcedfeecf8bd0e4",
    "cross_cats_sorted": [
      "cs.NA",
      "math.CO",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-03-17T12:29:19Z",
    "title_canon_sha256": "d3055e03eaadbce2147dcbd9ec23135e34a1ef10394f2c0009205cdc17758cd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06496",
    "kind": "arxiv",
    "version": 3
  }
}