Pith Number

pith:E4M3GY5U

pith:2014:E4M3GY5U3NO7WLOHSSBXIP6BDG

not attested not anchored not stored refs pending

The combinatorics of S, M, L, XL - The best fitting delivery of T-shirts

Constantin Gaul, J\"org Rambau, Sascha Kurz

arxiv:1401.5572 v1 · 2014-01-22 · 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{E4M3GY5U3NO7WLOHSSBXIP6BDG}

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	2026-05-18T03:01:25.912379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2719b363b4db5dfb2dc79483743fc11988bffa8f8f62d03d04bd59cfd20539d8

Aliases

arxiv: 1401.5572 · arxiv_version: 1401.5572v1 · doi: 10.48550/arxiv.1401.5572 · pith_short_12: E4M3GY5U3NO7 · pith_short_16: E4M3GY5U3NO7WLOH · pith_short_8: E4M3GY5U

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/E4M3GY5U3NO7WLOHSSBXIP6BDG \
  | 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: 2719b363b4db5dfb2dc79483743fc11988bffa8f8f62d03d04bd59cfd20539d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bf1265ab668d5e84ccc6f75941d89ca3b84639d7e2f51830f817a19e8727cc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-01-22T07:15:54Z",
    "title_canon_sha256": "3154fe5a6319cdad063f33e385d12d26f5154f099b9aab6e2c99986286549088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5572",
    "kind": "arxiv",
    "version": 1
  }
}