Pith Number

pith:5CY3RY6J

pith:2013:5CY3RY6J73IMHC7ZGEJYQDPHHS

not attested not anchored not stored refs pending

Algebraic characterization of quasi-isometric spaces via the Higson compactification

Alberto Candel, Jes\'us A. \'Alvarez L\'opez

arxiv:1311.3488 v1 · 2013-11-14 · math.MG · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5CY3RY6J73IMHC7ZGEJYQDPHHS}

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	2026-05-18T03:07:11.347570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8b1b8e3c9fed0c38bf93113880de73ca938c8377981226d7de6828c5f8f6056

Aliases

arxiv: 1311.3488 · arxiv_version: 1311.3488v1 · doi: 10.48550/arxiv.1311.3488 · pith_short_12: 5CY3RY6J73IM · pith_short_16: 5CY3RY6J73IMHC7Z · pith_short_8: 5CY3RY6J

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/5CY3RY6J73IMHC7ZGEJYQDPHHS \
  | 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: e8b1b8e3c9fed0c38bf93113880de73ca938c8377981226d7de6828c5f8f6056

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f63e016dc03a5c429727bf93ce1a2b440a0c2c9f8abf1eca1273ee78345b7ba6",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2013-11-14T12:45:04Z",
    "title_canon_sha256": "737085349dc8367f187de01a7dfd9443132af26a502406d300d012cefa4ef705"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3488",
    "kind": "arxiv",
    "version": 1
  }
}