Pith Number

pith:GU3CGPO7

pith:2018:GU3CGPO7VOB5BUPU4J7JAVBJOP

not attested not anchored not stored refs pending

Optimal Input Placement in Lattice Graphs

Francesco Sorrentino, Isaac Klickstein

arxiv:1808.07750 v1 · 2018-08-14 · cs.SY · math.CO · 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{GU3CGPO7VOB5BUPU4J7JAVBJOP}

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	2026-05-18T00:07:24.377308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3536233ddfab83d0d1f4e27e90542973e36e7e4510496f769451a5f44478ddf8

Aliases

arxiv: 1808.07750 · arxiv_version: 1808.07750v1 · doi: 10.48550/arxiv.1808.07750 · pith_short_12: GU3CGPO7VOB5 · pith_short_16: GU3CGPO7VOB5BUPU · pith_short_8: GU3CGPO7

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/GU3CGPO7VOB5BUPU4J7JAVBJOP \
  | 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: 3536233ddfab83d0d1f4e27e90542973e36e7e4510496f769451a5f44478ddf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11231e8585c4d4eabfb997f089d5a7a8427b8416aa7f4ff1b1d7e8728e0ae132",
    "cross_cats_sorted": [
      "math.CO",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-08-14T22:16:58Z",
    "title_canon_sha256": "ae29d36270bf94fc2df7aebe8329cecf4c6cdddf34c0e3e450d741b7bd40b2cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07750",
    "kind": "arxiv",
    "version": 1
  }
}