Pith Number

pith:5OHAC74K

pith:2014:5OHAC74KSJDQVI4SE5UDS7BFHL

not attested not anchored not stored refs pending

On Sidki's presentation for orthogonal groups

Justin McInroy, Sergey Shpectorov

arxiv:1410.1354 v2 · 2014-10-06 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5OHAC74KSJDQVI4SE5UDS7BFHL}

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	2026-05-18T00:39:29.324124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb8e017f8a92470aa3922768397c253ae4ad6f709fc774c609811e1af397fd3f

Aliases

arxiv: 1410.1354 · arxiv_version: 1410.1354v2 · doi: 10.48550/arxiv.1410.1354 · pith_short_12: 5OHAC74KSJDQ · pith_short_16: 5OHAC74KSJDQVI4S · pith_short_8: 5OHAC74K

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/5OHAC74KSJDQVI4SE5UDS7BFHL \
  | 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: eb8e017f8a92470aa3922768397c253ae4ad6f709fc774c609811e1af397fd3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76882b5a5ca98cabdae4c31b49c39771637a5c5b5ec14539d8a5422b39a9700f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-10-06T12:45:59Z",
    "title_canon_sha256": "eff12d4ced9a09b625295c55aba93e4eee213b7a24e5a32518a763ac95b44279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1354",
    "kind": "arxiv",
    "version": 2
  }
}