Pith Number

pith:R5HY3SNK

pith:2018:R5HY3SNKYZDZ6SLM525UPUSUMM

not attested not anchored not stored refs pending

Metacommutation in Central Simple Algebras

Sara Chari

arxiv:1809.07423 v2 · 2018-09-19 · 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{R5HY3SNKYZDZ6SLM525UPUSUMM}

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	2026-05-18T00:01:46.993743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f4f8dc9aac6479f496ceebb47d2546301959a875cc06b1c2e96d1509da4239b

Aliases

arxiv: 1809.07423 · arxiv_version: 1809.07423v2 · doi: 10.48550/arxiv.1809.07423 · pith_short_12: R5HY3SNKYZDZ · pith_short_16: R5HY3SNKYZDZ6SLM · pith_short_8: R5HY3SNK

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/R5HY3SNKYZDZ6SLM525UPUSUMM \
  | 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: 8f4f8dc9aac6479f496ceebb47d2546301959a875cc06b1c2e96d1509da4239b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "644f7a6a8e12fc72aa5a93cb3a1072b76f8bb0b1579a56650324812e389474c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2018-09-19T22:46:10Z",
    "title_canon_sha256": "3cecfaf4d05c5eb838f20b6632cfde6a0dfb6f751b22d0059e8235b29b35bc01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07423",
    "kind": "arxiv",
    "version": 2
  }
}