Pith Number

pith:ALWEBVFX

pith:2017:ALWEBVFX4CCZ22QCUKFQ3XDWSN

not attested not anchored not stored refs pending

Heuristic for Maximizing Grouping Efficiency in the Cell Formation Problem

Ilya Bychkov, Mikhail Batsyn, Panos M. Pardalos

arxiv:1702.07266 v1 · 2017-01-10 · 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{ALWEBVFX4CCZ22QCUKFQ3XDWSN}

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	2026-05-18T00:50:07.632806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02ec40d4b7e0859d6a02a28b0ddc769349db7790385ec8b136e0ee10c3b090d1

Aliases

arxiv: 1702.07266 · arxiv_version: 1702.07266v1 · doi: 10.48550/arxiv.1702.07266 · pith_short_12: ALWEBVFX4CCZ · pith_short_16: ALWEBVFX4CCZ22QC · pith_short_8: ALWEBVFX

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/ALWEBVFX4CCZ22QCUKFQ3XDWSN \
  | 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: 02ec40d4b7e0859d6a02a28b0ddc769349db7790385ec8b136e0ee10c3b090d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72a0c4165d872b5efa9e45d4faa7d16660044c700284b929f5bc9a2dc97706f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-01-10T08:17:51Z",
    "title_canon_sha256": "f0e2a5ac308b193fc49eddd8d61b4d7290759e34c44eaaa4a21085c56a0a91a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07266",
    "kind": "arxiv",
    "version": 1
  }
}