Pith Number

pith:SME3NMLL

pith:2009:SME3NMLL3GY7HCP7R4PMMUSWE2

not attested not anchored not stored refs pending

Indecomposable and noncrossed product division algebras over function fields of smooth p-adic curves

Eduardo Tengan, Eric Brussel, Kelly McKinnie

arxiv:0907.0670 v2 · 2009-07-03 · math.RA · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SME3NMLL3GY7HCP7R4PMMUSWE2}

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	2026-05-18T04:34:55.498739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9309b6b16bd9b1f389ff8f1ec6525626b5a7b18ee411d2929b39e72828312ca7

Aliases

arxiv: 0907.0670 · arxiv_version: 0907.0670v2 · doi: 10.48550/arxiv.0907.0670 · pith_short_12: SME3NMLL3GY7 · pith_short_16: SME3NMLL3GY7HCP7 · pith_short_8: SME3NMLL

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/SME3NMLL3GY7HCP7R4PMMUSWE2 \
  | 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: 9309b6b16bd9b1f389ff8f1ec6525626b5a7b18ee411d2929b39e72828312ca7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd0f8ede58ccc2e4cc2cc7c3672b9e17ade3de16428513d52bdf6943fc7d2930",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2009-07-03T16:46:25Z",
    "title_canon_sha256": "f7f57bedd444a3875a4d89e3b89cf6f40d3f257a008695c690676ab1f7b1840a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0670",
    "kind": "arxiv",
    "version": 2
  }
}