Pith Number

pith:Y4PBRNMD

pith:2012:Y4PBRNMDPFYVWNV3KMTFFMHEG2

not attested not anchored not stored refs pending

On character of points in the Higson corona of a metric space

Lubomyr Zdomskyy, Ostap Chervak, Taras Banakh

arxiv:1206.0626 v1 · 2012-06-04 · math.GN · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4PBRNMDPFYVWNV3KMTFFMHEG2}

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	2026-05-18T03:24:54.255000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c71e18b58379715b36bb532652b0e4368d394d8afef355ccddabcb034425b136

Aliases

arxiv: 1206.0626 · arxiv_version: 1206.0626v1 · doi: 10.48550/arxiv.1206.0626 · pith_short_12: Y4PBRNMDPFYV · pith_short_16: Y4PBRNMDPFYVWNV3 · pith_short_8: Y4PBRNMD

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/Y4PBRNMDPFYVWNV3KMTFFMHEG2 \
  | 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: c71e18b58379715b36bb532652b0e4368d394d8afef355ccddabcb034425b136

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95c1c578be5b216614904a31788ebc30471b5d026dbe7ce0f5aec3ab50b8651d",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2012-06-04T14:00:37Z",
    "title_canon_sha256": "a30b48d1a02b102925efdf403455e6a4720ca59e3d811cd41c0346984d9d7761"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0626",
    "kind": "arxiv",
    "version": 1
  }
}