Pith Number

pith:HWIFR3TG

pith:2020:HWIFR3TGNMXTRCRLI4JZ6QFMU6

not attested not anchored not stored refs pending

Sublinear Algorithms and Lower Bounds for Metric TSP Cost Estimation

Sampath Kannan, Sanjeev Khanna, Yu Chen

arxiv:2006.05490 v1 · 2020-06-09 · 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{HWIFR3TGNMXTRCRLI4JZ6QFMU6}

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

A 0.51-Approximation of Maximum Matching in Sublinear $n^{1.5}$ Time

Receipt and verification

First computed	2026-07-05T01:09:14.116834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d9058ee666b2f388a2b47139f40aca78f66739913e8b7534a574bed93b2409a

Aliases

arxiv: 2006.05490 · arxiv_version: 2006.05490v1 · doi: 10.48550/arxiv.2006.05490 · pith_short_12: HWIFR3TGNMXT · pith_short_16: HWIFR3TGNMXTRCRL · pith_short_8: HWIFR3TG

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/HWIFR3TGNMXTRCRLI4JZ6QFMU6 \
  | 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: 3d9058ee666b2f388a2b47139f40aca78f66739913e8b7534a574bed93b2409a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5ffec9fd0910e73bfae37476e64ece8faea7d250521efaa0a0844ea916836e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2020-06-09T20:08:09Z",
    "title_canon_sha256": "4d3894e67698ade01b96110b08ec921d3a9e45e1afab6c4e2f1a3003120f9cda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.05490",
    "kind": "arxiv",
    "version": 1
  }
}