Pith Number

pith:V6PNZQPI

pith:2009:V6PNZQPIALYERAJ4VYPWRY4R2R

not attested not anchored not stored refs pending

Primitive Polynomials, Singer Cycles, and Word-Oriented Linear Feedback Shift Registers

Meena Kumari, Sartaj Ul Hasan, Sudhir R. Ghorpade

arxiv:0904.1331 v2 · 2009-04-08 · math.CO · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V6PNZQPIALYERAJ4VYPWRY4R2R}

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	2026-05-18T04:29:44.679588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af9edcc1e802f048813cae1f68e391d479349aa2e01e5862159f630ff6d5b573

Aliases

arxiv: 0904.1331 · arxiv_version: 0904.1331v2 · doi: 10.48550/arxiv.0904.1331 · pith_short_12: V6PNZQPIALYE · pith_short_16: V6PNZQPIALYERAJ4 · pith_short_8: V6PNZQPI

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/V6PNZQPIALYERAJ4VYPWRY4R2R \
  | 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: af9edcc1e802f048813cae1f68e391d479349aa2e01e5862159f630ff6d5b573

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "857f1e0226de55d52081d455a40aeeb568e8e73425c1860ffe7d82e9a1377dc4",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2009-04-08T13:06:59Z",
    "title_canon_sha256": "432afaffc55bcccb84a250f3e008539ab79c2d042be5470e9718d990847fb8ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.1331",
    "kind": "arxiv",
    "version": 2
  }
}