Pith Number

pith:NKY52O3Y

pith:2019:NKY52O3YFIWJCY4DSJRH4PRNUT

not attested not anchored not stored refs pending

DSA-aware multiple patterning for the manufacturing of vias: Connections to graph coloring problems, IP formulations, and numerical experiments

Dehia Ait-Ferhat, Gautier Stauffer, Juan Andres Torres, Vincent Juliard

arxiv:1902.04145 v1 · 2019-02-11 · 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{NKY52O3YFIWJCY4DSJRH4PRNUT}

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	2026-05-17T23:54:12.967493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ab1dd3b782a2c91638392627e3e2da4d977d545695926114bb8afb4badacca2

Aliases

arxiv: 1902.04145 · arxiv_version: 1902.04145v1 · doi: 10.48550/arxiv.1902.04145 · pith_short_12: NKY52O3YFIWJ · pith_short_16: NKY52O3YFIWJCY4D · pith_short_8: NKY52O3Y

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/NKY52O3YFIWJCY4DSJRH4PRNUT \
  | 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: 6ab1dd3b782a2c91638392627e3e2da4d977d545695926114bb8afb4badacca2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41eb05ff3d96b136a32f28b18414610868b8b65d065d0b39b451afb95524bc97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2019-02-11T21:01:49Z",
    "title_canon_sha256": "f0512dcbe3b1407f364364a01b17768f926b592013057f9d303ff902526e690c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04145",
    "kind": "arxiv",
    "version": 1
  }
}