Pith Number

pith:LN7TOFPZ

pith:2013:LN7TOFPZNNCBHQGYV7JBU2KGZF

not attested not anchored not stored refs pending

The Bridge Theorem for totally disconnected LCA groups

Anna Giordano Bruno, Dikran Dikranjan

arxiv:1310.6665 v1 · 2013-10-24 · 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{LN7TOFPZNNCBHQGYV7JBU2KGZF}

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	2026-05-18T03:09:08.566598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b7f3715f96b4413c0d8afd21a6946c963ddc140c776e251833e4321e4594272

Aliases

arxiv: 1310.6665 · arxiv_version: 1310.6665v1 · doi: 10.48550/arxiv.1310.6665 · pith_short_12: LN7TOFPZNNCB · pith_short_16: LN7TOFPZNNCBHQGY · pith_short_8: LN7TOFPZ

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/LN7TOFPZNNCBHQGYV7JBU2KGZF \
  | 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: 5b7f3715f96b4413c0d8afd21a6946c963ddc140c776e251833e4321e4594272

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f55d289dc085442f5fff5f5444ce2a5e0999fccce4d9ba0dd70cb904a6eda1f9",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2013-10-24T16:43:53Z",
    "title_canon_sha256": "4076b6159fc3a0af2acc211cf66f59343d226a4668bf8cc0799b78ccfe6b3cc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6665",
    "kind": "arxiv",
    "version": 1
  }
}