Pith Number

pith:4MZ7Y4AU

pith:2018:4MZ7Y4AU352IGDICFKIZD7DGQZ

not attested not anchored not stored refs pending

Quaternionic inner and outer functions

Alessandro Monguzzi, Daniel Seco, Giulia Sarfatti

arxiv:1810.10070 v2 · 2018-10-23 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4MZ7Y4AU352IGDICFKIZD7DGQZ}

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	2026-05-17T23:52:04.642703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e333fc7014df74830d022a9191fc66865f45c0e0a33bf256bb449716018fe311

Aliases

arxiv: 1810.10070 · arxiv_version: 1810.10070v2 · doi: 10.48550/arxiv.1810.10070 · pith_short_12: 4MZ7Y4AU352I · pith_short_16: 4MZ7Y4AU352IGDIC · pith_short_8: 4MZ7Y4AU

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/4MZ7Y4AU352IGDICFKIZD7DGQZ \
  | 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: e333fc7014df74830d022a9191fc66865f45c0e0a33bf256bb449716018fe311

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "949ab394a289aa3923641649052abddda9b774cdde7188671fc2f83c5341e1e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2018-10-23T19:56:17Z",
    "title_canon_sha256": "01e2e3abcba79194e924f3bd191ad55862507269037439f59b0fd41106828867"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10070",
    "kind": "arxiv",
    "version": 2
  }
}