Pith Number

pith:FQQBDHER

pith:2026:FQQBDHERTOZMZJZDVCJXC5A42E

not attested not anchored not stored refs pending

The separability embedding of $\sigma$-compact strongly topological gyrogroups

Fucai Lin, Shumin Lai

arxiv:2605.23441 v1 · 2026-05-22 · math.GN · 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{FQQBDHERTOZMZJZDVCJXC5A42E}

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	2026-05-25T02:01:54.424585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c20119c919bb2cca723a89371741cd13e28305ca6a818bc4527f9e2bbb98c68

Aliases

arxiv: 2605.23441 · arxiv_version: 2605.23441v1 · doi: 10.48550/arxiv.2605.23441 · pith_short_12: FQQBDHERTOZM · pith_short_16: FQQBDHERTOZMZJZD · pith_short_8: FQQBDHER

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/FQQBDHERTOZMZJZDVCJXC5A42E \
  | 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: 2c20119c919bb2cca723a89371741cd13e28305ca6a818bc4527f9e2bbb98c68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1eda1e3a3e6aac53dc9b77232df06afe1bf099a56a579a2e955cfe5a6374181",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2026-05-22T09:54:54Z",
    "title_canon_sha256": "a4d860fa07dc297f83f03feb7aac8b766b5ed2dfec63fe3d04668a1c79e72865"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23441",
    "kind": "arxiv",
    "version": 1
  }
}