Pith Number

pith:AGENOU7E

pith:2015:AGENOU7EXGCVJQ4BUSRKVI52LO

not attested not anchored not stored refs pending

An FPTAS for Minimizing Indefinite Quadratic Forms over Integers in Polyhedra

Kevin Zemmer, Robert Hildebrand, Robert Weismantel

arxiv:1507.00969 v2 · 2015-07-03 · 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{AGENOU7EXGCVJQ4BUSRKVI52LO}

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	2026-05-18T01:30:15.055699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0188d753e4b98554c381a4a2aaa3ba5ba10faf24ab3c9d4a8558f5a2fdb93dae

Aliases

arxiv: 1507.00969 · arxiv_version: 1507.00969v2 · doi: 10.48550/arxiv.1507.00969 · pith_short_12: AGENOU7EXGCV · pith_short_16: AGENOU7EXGCVJQ4B · pith_short_8: AGENOU7E

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/AGENOU7EXGCVJQ4BUSRKVI52LO \
  | 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: 0188d753e4b98554c381a4a2aaa3ba5ba10faf24ab3c9d4a8558f5a2fdb93dae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be7bdfadf8e30ff5a990bd01b24affbfc36e6f5cbef44992a3f2c69a87bcd8c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-07-03T17:00:36Z",
    "title_canon_sha256": "d19b612f134d4cc6e9f26b3da0ef72f4735b6474fe4f483f7f034be141a3b656"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00969",
    "kind": "arxiv",
    "version": 2
  }
}