Pith Number

pith:ONXSNNM6

pith:2009:ONXSNNM6PSMFJJAVRSZPNRMBUS

not attested not anchored not stored refs pending

Zeros of regular functions of quaternionic and octonionic variable: a division lemma and the camshaft effect

Alessandro Perotti, Riccardo Ghiloni

arxiv:0904.2667 v2 · 2009-04-17 · math.CV · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ONXSNNM6PSMFJJAVRSZPNRMBUS}

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	2026-05-18T04:41:53.912403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

736f26b59e7c9854a4158cb2f6c581a4906471b577356dedca5fe06d5a757f82

Aliases

arxiv: 0904.2667 · arxiv_version: 0904.2667v2 · doi: 10.48550/arxiv.0904.2667 · pith_short_12: ONXSNNM6PSMF · pith_short_16: ONXSNNM6PSMFJJAV · pith_short_8: ONXSNNM6

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/ONXSNNM6PSMFJJAVRSZPNRMBUS \
  | 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: 736f26b59e7c9854a4158cb2f6c581a4906471b577356dedca5fe06d5a757f82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "594d18e89712b88f8e14babf70cc7ff17685c3c22d9d56523043a72c0de2c494",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2009-04-17T10:12:40Z",
    "title_canon_sha256": "baec23ff89cfc7a08a881bfd08b6754e6da58317677ef10234062184eb99afd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2667",
    "kind": "arxiv",
    "version": 2
  }
}