Pith Number

pith:ADQT76MS

pith:2017:ADQT76MS3E6Q7ONB6ICCGD3CCR

not attested not anchored not stored refs pending

An Improved Algorithm for Computing All the Best Swap Edges of a Tree Spanner

Davide Bil\`o, Feliciano Colella, Guido Proietti, Luciano Gual\`a, Stefano Leucci

arxiv:1710.01516 v1 · 2017-10-04 · 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{ADQT76MS3E6Q7ONB6ICCGD3CCR}

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	2026-05-18T00:33:42.519847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00e13ff992d93d0fb9a1f204230f62144a750fb47d93dc3d867e654244b027da

Aliases

arxiv: 1710.01516 · arxiv_version: 1710.01516v1 · doi: 10.48550/arxiv.1710.01516 · pith_short_12: ADQT76MS3E6Q · pith_short_16: ADQT76MS3E6Q7ONB · pith_short_8: ADQT76MS

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/ADQT76MS3E6Q7ONB6ICCGD3CCR \
  | 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: 00e13ff992d93d0fb9a1f204230f62144a750fb47d93dc3d867e654244b027da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18db862b79a4278d3b431d081bfcf92f8e46a95fc9d2965e18961d2b738a455c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-10-04T09:30:06Z",
    "title_canon_sha256": "45844377d538d7d41d894318b458a9a9e677c20fa49e24dd406f7de802e83849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.01516",
    "kind": "arxiv",
    "version": 1
  }
}