Pith Number

pith:GIYFFBY5

pith:2016:GIYFFBY5EQMWL7GQ7FBYDSCF5F

not attested not anchored not stored refs pending

On semitopological bicyclic extensions of linearly ordered groups

Kateryna Maksymyk, Oleg Gutik

arxiv:1608.00959 v2 · 2016-08-02 · 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{GIYFFBY5EQMWL7GQ7FBYDSCF5F}

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	2026-05-18T00:27:22.188932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

323052871d241965fcd0f94381c845e959ee002c668a9d3813aed77e4d5ba793

Aliases

arxiv: 1608.00959 · arxiv_version: 1608.00959v2 · doi: 10.48550/arxiv.1608.00959 · pith_short_12: GIYFFBY5EQMW · pith_short_16: GIYFFBY5EQMWL7GQ · pith_short_8: GIYFFBY5

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/GIYFFBY5EQMWL7GQ7FBYDSCF5F \
  | 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: 323052871d241965fcd0f94381c845e959ee002c668a9d3813aed77e4d5ba793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8744056de0cc14a155028418189fea12a5a16e0e8f94842ff33cc65f9e0c04a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2016-08-02T19:44:47Z",
    "title_canon_sha256": "309db2b3ac52b97afc71023ef11530f5c7599f49360889fc237315f2bc2d10ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00959",
    "kind": "arxiv",
    "version": 2
  }
}