Pith Number

pith:FAGBWFPW

pith:2014:FAGBWFPWJE443EJCSZYVYY5S5A

not attested not anchored not stored refs pending

Topological groups, \mu-types and their stabilizers

Sergei Starchenko, Ya'acov Peterzil

arxiv:1409.5355 v2 · 2014-09-18 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FAGBWFPWJE443EJCSZYVYY5S5A}

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	2026-05-18T01:51:25.184858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

280c1b15f64939cd912296715c63b2e8330e965cc394a2780b96cc3f8e54c555

Aliases

arxiv: 1409.5355 · arxiv_version: 1409.5355v2 · doi: 10.48550/arxiv.1409.5355 · pith_short_12: FAGBWFPWJE44 · pith_short_16: FAGBWFPWJE443EJC · pith_short_8: FAGBWFPW

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/FAGBWFPWJE443EJCSZYVYY5S5A \
  | 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: 280c1b15f64939cd912296715c63b2e8330e965cc394a2780b96cc3f8e54c555

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d9000e1c059ff5c2c4809e77bcae166de820cd063c3347766adb6df7dc9e0e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-09-18T16:04:29Z",
    "title_canon_sha256": "67194df6a4b73b8013f7509fb52ead90acef8ea01a4fea974a31fd4c4f02ddf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5355",
    "kind": "arxiv",
    "version": 2
  }
}