Pith Number

pith:UEJXM4XY

pith:2021:UEJXM4XYGFN3LP5JTNQYRH7FHK

not attested not anchored not stored refs pending

Submodularity and Local Search Approaches for Maximum Capture Problems under Generalized Extreme Value Models

Thuy Anh Ta, Tien Mai, Tien Thanh Dam

arxiv:2102.05754 v1 · 2021-02-10 · 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{UEJXM4XYGFN3LP5JTNQYRH7FHK}

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	2026-07-05T04:08:56.540444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1137672f8315bb5bfa99b61889fe53aa0dbb1f42d9efd84a14b8b1e59c4b4a0

Aliases

arxiv: 2102.05754 · arxiv_version: 2102.05754v1 · doi: 10.48550/arxiv.2102.05754 · pith_short_12: UEJXM4XYGFN3 · pith_short_16: UEJXM4XYGFN3LP5J · pith_short_8: UEJXM4XY

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/UEJXM4XYGFN3LP5JTNQYRH7FHK \
  | 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: a1137672f8315bb5bfa99b61889fe53aa0dbb1f42d9efd84a14b8b1e59c4b4a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ac057f832afa6f0e381bddbeca2603aa700d586f4acf976d346067b9b4641fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-02-10T21:59:43Z",
    "title_canon_sha256": "84e676a8aa2f47ec6b6622f6dace88ccee57b86144ae0712ec397a31616b2848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05754",
    "kind": "arxiv",
    "version": 1
  }
}