Pith Number

pith:3NZ4A6RM

pith:2021:3NZ4A6RMLCGOFKTG3OEUW5CWUP

not attested not anchored not stored refs pending

Minimum Cost Flows, MDPs, and $\ell_1$-Regression in Nearly Linear Time for Dense Instances

Aaron Sidford, Di Wang, Jan van den Brand, Thatchaphol Saranurak, Yang P. Liu, Yin Tat Lee, Zhao Song

arxiv:2101.05719 v2 · 2021-01-14 · cs.DS · 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{3NZ4A6RMLCGOFKTG3OEUW5CWUP}

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.

Cited by

1 paper in Pith

Quantum Algorithms for Bandits with Knapsacks with Improved Regret and Time Complexities

Receipt and verification

First computed	2026-07-05T03:07:46.292394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db73c07a2c588ce2aa66db894b7456a3d286591164aafd7ab2e54a210bd72a0f

Aliases

arxiv: 2101.05719 · arxiv_version: 2101.05719v2 · doi: 10.48550/arxiv.2101.05719 · pith_short_12: 3NZ4A6RMLCGO · pith_short_16: 3NZ4A6RMLCGOFKTG · pith_short_8: 3NZ4A6RM

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/3NZ4A6RMLCGOFKTG3OEUW5CWUP \
  | 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: db73c07a2c588ce2aa66db894b7456a3d286591164aafd7ab2e54a210bd72a0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fcd63d524e95f9b77bf1d2876d1ec14c8989572ca4292bddc8e8fef431895dc",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-01-14T16:50:13Z",
    "title_canon_sha256": "09b0544a16a406a019189549d0ef1b2642cb93450c8f56008b6ddfeab5f583d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.05719",
    "kind": "arxiv",
    "version": 2
  }
}