Pith Number

pith:TTTR2GHO

pith:2018:TTTR2GHORL3X6OFMT7JJTJGQKJ

not attested not anchored not stored refs pending

Improved approximation algorithms for hitting 3-vertex paths

Gwena\"el Joret, Oliver Schaudt, Samuel Fiorini

arxiv:1808.10370 v2 · 2018-08-30 · cs.DS · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TTTR2GHORL3X6OFMT7JJTJGQKJ}

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	2026-05-17T23:52:58.876422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ce71d18ee8af77f38ac9fd299a4d0524a0d5d639cdcf43731cb30e3f3fe9ad1

Aliases

arxiv: 1808.10370 · arxiv_version: 1808.10370v2 · doi: 10.48550/arxiv.1808.10370 · pith_short_12: TTTR2GHORL3X · pith_short_16: TTTR2GHORL3X6OFM · pith_short_8: TTTR2GHO

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/TTTR2GHORL3X6OFMT7JJTJGQKJ \
  | 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: 9ce71d18ee8af77f38ac9fd299a4d0524a0d5d639cdcf43731cb30e3f3fe9ad1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "475fc99fbf74a565d7af1f0179a89d158e2275c90e2c44fcafe94467f6998e97",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-08-30T15:59:02Z",
    "title_canon_sha256": "9f2f3d54da6d04a31d694bd277d599b9845ab96bcc32767df3583f016b231f45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10370",
    "kind": "arxiv",
    "version": 2
  }
}