Pith Number

pith:7EX3CSZB

pith:2022:7EX3CSZB4PE4HSOMA73Z7SEPGW

not attested not anchored not stored refs pending

Algorithms to solve unbounded convex vector optimization problems

Andrea Wagner, Birgit Rudloff, Firdevs Ulus, Gabriela Kov\'a\v{c}ov\'a, Niklas Hey

arxiv:2207.03200 v3 · 2022-07-07 · 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{7EX3CSZB4PE4HSOMA73Z7SEPGW}

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	2026-07-05T05:34:47.898087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f92fb14b21e3c9c3c9cc07f79fc88f358227a6bcfae196162d5a935ea7ef52d1

Aliases

arxiv: 2207.03200 · arxiv_version: 2207.03200v3 · doi: 10.48550/arxiv.2207.03200 · pith_short_12: 7EX3CSZB4PE4 · pith_short_16: 7EX3CSZB4PE4HSOM · pith_short_8: 7EX3CSZB

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/7EX3CSZB4PE4HSOMA73Z7SEPGW \
  | 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: f92fb14b21e3c9c3c9cc07f79fc88f358227a6bcfae196162d5a935ea7ef52d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06ae56e7fff34c859066b56c3849035416f964a09260fd846cee010ff55fcfd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-07-07T10:06:50Z",
    "title_canon_sha256": "644fe14eee2272ea1e5075bc8f7a3fa14604cf1ee48c572d674cbb6bded49b3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.03200",
    "kind": "arxiv",
    "version": 3
  }
}