Pith Number

pith:7SD4LGXT

pith:2024:7SD4LGXT6JEZFNX55OUJXQTHLV

not attested not anchored not stored refs pending

Commutator-free Cayley methods

Boris Wembe, Christian Offen, Pranav Singh, Sina Ober-Bl\"obaum, Sofya Maslovskaya

arxiv:2408.13043 v3 · 2024-08-23 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SD4LGXT6JEZFNX55OUJXQTHLV}

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	2026-06-11T00:08:10.229860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc87c59af3f24992b6fdeba89bc2675d4012e35950839517f50cf0f097d2e9b7

Aliases

arxiv: 2408.13043 · arxiv_version: 2408.13043v3 · doi: 10.48550/arxiv.2408.13043 · pith_short_12: 7SD4LGXT6JEZ · pith_short_16: 7SD4LGXT6JEZFNX5 · pith_short_8: 7SD4LGXT

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/7SD4LGXT6JEZFNX55OUJXQTHLV \
  | 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: fc87c59af3f24992b6fdeba89bc2675d4012e35950839517f50cf0f097d2e9b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b40226e2a33281b9cb5c4af249124bd8163f9ef9ffdc4342b3df284ba86785c8",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-08-23T13:04:58Z",
    "title_canon_sha256": "b54aa7a4f2e06cb353019024404a0bae2ca442684f042c982c9603b3262bc997"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.13043",
    "kind": "arxiv",
    "version": 3
  }
}