Pith Number

pith:3IDEO3HM

pith:2017:3IDEO3HMME5OINPEQQGKBA7PRA

not attested not anchored not stored refs pending

Polynomial-Time Methods to Solve Unimodular Quadratic Programs With Performance Guarantees

Edwin K. P. Chong, Hans D. Mittelmann, Shankarachary Ragi

arxiv:1703.08589 v1 · 2017-03-24 · math.OC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3IDEO3HMME5OINPEQQGKBA7PRA}

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	2026-05-18T00:47:56.084840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da06476cec613ae435e4840ca083ef882e8f92133495ca9d3f6fed2a1ea3643b

Aliases

arxiv: 1703.08589 · arxiv_version: 1703.08589v1 · doi: 10.48550/arxiv.1703.08589 · pith_short_12: 3IDEO3HMME5O · pith_short_16: 3IDEO3HMME5OINPE · pith_short_8: 3IDEO3HM

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/3IDEO3HMME5OINPEQQGKBA7PRA \
  | 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: da06476cec613ae435e4840ca083ef882e8f92133495ca9d3f6fed2a1ea3643b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "448d67df2e25774d092b45c253049004198d8bb19a585ef5518dd527412d31a6",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-03-24T20:21:52Z",
    "title_canon_sha256": "18107d6621a31c52b76e2730486d18b868b9c9e3bef1108caf8397fcefcf356b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08589",
    "kind": "arxiv",
    "version": 1
  }
}