Pith Number

pith:ZZXHFG5R

pith:2015:ZZXHFG5RWXT5XBZ27TAGT7KHIS

not attested not anchored not stored refs pending

Local Moufang sets and PSL_2 over a local ring

Erik Rijcken, Tom De Medts

arxiv:1510.03688 v4 · 2015-10-13 · 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{ZZXHFG5RWXT5XBZ27TAGT7KHIS}

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	2026-05-18T00:48:43.122704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce6e729bb1b5e7db873afcc069fd4744b29c6a20f7ead071e8dd5ceaf1e7771d

Aliases

arxiv: 1510.03688 · arxiv_version: 1510.03688v4 · doi: 10.48550/arxiv.1510.03688 · pith_short_12: ZZXHFG5RWXT5 · pith_short_16: ZZXHFG5RWXT5XBZ2 · pith_short_8: ZZXHFG5R

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/ZZXHFG5RWXT5XBZ27TAGT7KHIS \
  | 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: ce6e729bb1b5e7db873afcc069fd4744b29c6a20f7ead071e8dd5ceaf1e7771d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30cd3f9f3e348525c63f01a33314d9ddcc75e7f2a0dce1c83cf1df6f37cbf5ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2015-10-13T14:14:55Z",
    "title_canon_sha256": "f4aaa85f2ad37d4eb0034a8796f516fd2270c27d5e428e1d853890c7d769815e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03688",
    "kind": "arxiv",
    "version": 4
  }
}