Pith Number

pith:PX67JZAU

pith:2018:PX67JZAUATKNIJBC5HW3YXXFLO

not attested not anchored not stored refs pending

A fast algorithm for solving linearly recurrent sequences

Catherine St-Pierre, Seung Gyu Hyun, Stephen Melczer

arxiv:1806.03554 v1 · 2018-06-09 · cs.SC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PX67JZAUATKNIJBC5HW3YXXFLO}

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	2026-05-18T00:13:43.018099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dfdf4e41404d4d42422e9edbc5ee55ba651d43d89856c512f3e53e259149e94

Aliases

arxiv: 1806.03554 · arxiv_version: 1806.03554v1 · doi: 10.48550/arxiv.1806.03554 · pith_short_12: PX67JZAUATKN · pith_short_16: PX67JZAUATKNIJBC · pith_short_8: PX67JZAU

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/PX67JZAUATKNIJBC5HW3YXXFLO \
  | 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: 7dfdf4e41404d4d42422e9edbc5ee55ba651d43d89856c512f3e53e259149e94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96fa503a4bfecbdf4bacdc1069c1051e76c3c37118a487e6040fec015a224e01",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2018-06-09T22:40:19Z",
    "title_canon_sha256": "1560dc7beff7d28c44a9dee0bfe06e99bb767a48dcc52fe7f6c59602a3d87ee3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03554",
    "kind": "arxiv",
    "version": 1
  }
}