Pith Number

pith:HYI4E7OA

pith:2025:HYI4E7OA4L4Z3RGMRATWG2LG4V

not attested not anchored not stored refs pending

Approximate Tree Completion and Learning-Augmented Algorithms for Metric Minimum Spanning Trees

Benjamin W. Priest, Geoffrey Sanders, Keita Iwabuchi, Nate Veldt, Thomas Stanley, Trevor Steil, T.S. Jayram

arxiv:2502.12993 v1 · 2025-02-18 · cs.DS · cs.DM · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HYI4E7OA4L4Z3RGMRATWG2LG4V}

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	2026-07-05T10:16:27.668589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e11c27dc0e2f99dc4cc8827636966e575494005079744df88ca2ca88052a8f6

Aliases

arxiv: 2502.12993 · arxiv_version: 2502.12993v1 · doi: 10.48550/arxiv.2502.12993 · pith_short_12: HYI4E7OA4L4Z · pith_short_16: HYI4E7OA4L4Z3RGM · pith_short_8: HYI4E7OA

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/HYI4E7OA4L4Z3RGMRATWG2LG4V \
  | 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: 3e11c27dc0e2f99dc4cc8827636966e575494005079744df88ca2ca88052a8f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56d5abaebd8a9af59a39dbac1d399cdd44d737b9bec63781ede962738475e0de",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-02-18T16:13:46Z",
    "title_canon_sha256": "ab1001dac571774af532021082ab519cdbfdc6aff93b8ff5666dd4f27996c3ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.12993",
    "kind": "arxiv",
    "version": 1
  }
}