Pith Number

pith:PCODJ62Y

pith:2016:PCODJ62YXNBBFHKWWWSOKZQJFU

not attested not anchored not stored refs pending

Stack and Queue Layouts via Layered Separators

Fabrizio Frati, Vida Dujmovi\'c

arxiv:1608.06458 v1 · 2016-08-23 · cs.CG · cs.DS · math.CO

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCODJ62YXNBBFHKWWWSOKZQJFU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:08:13.984851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

789c34fb58bb42129d56b5a4e566092d01f7da64e442bb1cc5f27eee474f6f0b

Aliases

arxiv: 1608.06458 · arxiv_version: 1608.06458v1 · doi: 10.48550/arxiv.1608.06458 · pith_short_12: PCODJ62YXNBB · pith_short_16: PCODJ62YXNBBFHKW · pith_short_8: PCODJ62Y

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/PCODJ62YXNBBFHKWWWSOKZQJFU \
  | 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: 789c34fb58bb42129d56b5a4e566092d01f7da64e442bb1cc5f27eee474f6f0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15f7a428d61056c2a8b9bfe13be0090a5081f23e8d471d9723eb12d61981afeb",
    "cross_cats_sorted": [
      "cs.DS",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-08-23T10:48:18Z",
    "title_canon_sha256": "ec966a56e84a3ce8f784201155cf0292c57eb86e97b23b9201aa4aa75c7796bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.06458",
    "kind": "arxiv",
    "version": 1
  }
}