Pith Number

pith:CC3DOCVN

pith:2019:CC3DOCVNNCSIHMIIEXPLBRIYHJ

not attested not anchored not stored refs pending

An exact column-generation approach for the lot-type design problem

J\"org Rambau, Miriam Kie{\ss}ling, Sascha Kurz

arxiv:1912.06062 v2 · 2019-12-12 · 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{CC3DOCVNNCSIHMIIEXPLBRIYHJ}

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	2026-07-05T01:25:02.199308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10b6370aad68a483b10825deb0c5183a6af4776c686230347035a65abffa3523

Aliases

arxiv: 1912.06062 · arxiv_version: 1912.06062v2 · doi: 10.48550/arxiv.1912.06062 · pith_short_12: CC3DOCVNNCSI · pith_short_16: CC3DOCVNNCSIHMII · pith_short_8: CC3DOCVN

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/CC3DOCVNNCSIHMIIEXPLBRIYHJ \
  | 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: 10b6370aad68a483b10825deb0c5183a6af4776c686230347035a65abffa3523

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc6792ca62038728e2ebb981df81aa63b22eb5702d706e5daf323da59f2748c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-12-12T16:20:00Z",
    "title_canon_sha256": "834647250a2f89b038ddac779c89e8bcac09cb7cb0664cd867176c15aecbd694"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.06062",
    "kind": "arxiv",
    "version": 2
  }
}