Pith Number

pith:HJR2OQUW

pith:2023:HJR2OQUW5CBCJWC6O7SHOFLXLB

not attested not anchored not stored refs pending

Online Minimum Spanning Trees with Weight Predictions

Joan Boyar, Kim S. Larsen, Lene M. Favrholdt, Magnus Berg

arxiv:2302.12029 v1 · 2023-02-23 · 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{HJR2OQUW5CBCJWC6O7SHOFLXLB}

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	2026-07-05T05:44:59.180765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a63a74296e88224d85e77e4771577587cb0875d5040f8d6f07c8c4d26475137

Aliases

arxiv: 2302.12029 · arxiv_version: 2302.12029v1 · doi: 10.48550/arxiv.2302.12029 · pith_short_12: HJR2OQUW5CBC · pith_short_16: HJR2OQUW5CBCJWC6 · pith_short_8: HJR2OQUW

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/HJR2OQUW5CBCJWC6O7SHOFLXLB \
  | 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: 3a63a74296e88224d85e77e4771577587cb0875d5040f8d6f07c8c4d26475137

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e0d9f318fc7ee4e88452db73b9fe58eacb2e19877382d103214c3b6a0d0a1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2023-02-23T13:43:24Z",
    "title_canon_sha256": "0250468b8fa5da9e7f4ba64df82c2648a5fb3a30c70aa96a9c75b7b1d3552bf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.12029",
    "kind": "arxiv",
    "version": 1
  }
}