Pith Number

pith:2PCM3VTG

pith:2010:2PCM3VTGCB6UIE3FD4WMDMARFX

not attested not anchored not stored refs pending

Slice regular functions on real alternative algebras

Alessandro Perotti, Riccardo Ghiloni

arxiv:1008.4318 v1 · 2010-08-25 · 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{2PCM3VTGCB6UIE3FD4WMDMARFX}

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	2026-05-18T00:12:06.721590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3c4cdd666107d4413651f2cc1b0112ddb10dfa8d1a32677173ea6962acaa7ca

Aliases

arxiv: 1008.4318 · arxiv_version: 1008.4318v1 · doi: 10.48550/arxiv.1008.4318 · pith_short_12: 2PCM3VTGCB6U · pith_short_16: 2PCM3VTGCB6UIE3F · pith_short_8: 2PCM3VTG

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/2PCM3VTGCB6UIE3FD4WMDMARFX \
  | 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: d3c4cdd666107d4413651f2cc1b0112ddb10dfa8d1a32677173ea6962acaa7ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c1ae71a55de399141f88957deb31bb4b6aa48777d9418640d0050820f507db3",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2010-08-25T17:31:51Z",
    "title_canon_sha256": "cd209eb343e112064a06f553bc66dd0b2f06e2f88953e4eeb684ad584d69cdf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4318",
    "kind": "arxiv",
    "version": 1
  }
}