Pith Number

pith:HU6CSUFN

pith:2017:HU6CSUFN3XRFK64GBNNK55VRMY

not attested not anchored not stored refs pending

Models for classifying spaces for $\mathbb{Z}\rtimes \mathbb{Z}$

Alejandra Trujillo-Negrete, Daniel Juan-Pineda

arxiv:1705.00800 v1 · 2017-05-02 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HU6CSUFN3XRFK64GBNNK55VRMY}

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	2026-05-17T23:54:41.862653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d3c2950addde2557b860b5aaef6b16606f8749307ee547a6b4bce8b47cf4283

Aliases

arxiv: 1705.00800 · arxiv_version: 1705.00800v1 · doi: 10.48550/arxiv.1705.00800 · pith_short_12: HU6CSUFN3XRF · pith_short_16: HU6CSUFN3XRFK64G · pith_short_8: HU6CSUFN

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/HU6CSUFN3XRFK64GBNNK55VRMY \
  | 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: 3d3c2950addde2557b860b5aaef6b16606f8749307ee547a6b4bce8b47cf4283

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aef2f8ace4492e55b28e9ea3be70b76f596449327fb1490d3a609e251842062d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-05-02T05:10:38Z",
    "title_canon_sha256": "f712b358813b5f872092246b29fdd5a4cb045cdbc14397b7e2b1c77693b8887c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00800",
    "kind": "arxiv",
    "version": 1
  }
}