Pith Number

pith:536NIKT6

pith:2015:536NIKT6ZXLRB6TYISKA2G7GYM

not attested not anchored not stored refs pending

The Maximum Scatter TSP on a Regular Grid

Isabella Hoffmann, J\"org Rambau, Sascha Kurz

arxiv:1512.02054 v1 · 2015-12-07 · cs.DM · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{536NIKT6ZXLRB6TYISKA2G7GYM}

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	2026-05-18T00:40:19.778500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eefcd42a7ecdd710fa7844940d1be6c31119050fac3d1e922a044f9385cdbcfb

Aliases

arxiv: 1512.02054 · arxiv_version: 1512.02054v1 · doi: 10.48550/arxiv.1512.02054 · pith_short_12: 536NIKT6ZXLR · pith_short_16: 536NIKT6ZXLRB6TY · pith_short_8: 536NIKT6

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/536NIKT6ZXLRB6TYISKA2G7GYM \
  | 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: eefcd42a7ecdd710fa7844940d1be6c31119050fac3d1e922a044f9385cdbcfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb295d431c664bddf50d0420564ee9fbddacfcdd719ba518a582ac64db7efcbb",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-12-07T14:14:41Z",
    "title_canon_sha256": "f057d3e54494227372c4ec4cf8c9b131de56e1e1f945496e3538a3cbd2e101a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02054",
    "kind": "arxiv",
    "version": 1
  }
}