Pith Number

pith:LMH53AVC

pith:2018:LMH53AVCO24635NCHUTIF74IVO

not attested not anchored not stored refs pending

On old and new classes of feebly compact spaces

Alex Ravsky, Oleg Gutik

arxiv:1804.07454 v3 · 2018-04-20 · 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{LMH53AVCO24635NCHUTIF74IVO}

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	2026-05-17T23:44:59.617649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b0fdd82a276b9edf5a23d2682ff88abb922ad57abf0c2faeda91b0b02d1e62b

Aliases

arxiv: 1804.07454 · arxiv_version: 1804.07454v3 · doi: 10.48550/arxiv.1804.07454 · pith_short_12: LMH53AVCO246 · pith_short_16: LMH53AVCO24635NC · pith_short_8: LMH53AVC

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/LMH53AVCO24635NCHUTIF74IVO \
  | 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: 5b0fdd82a276b9edf5a23d2682ff88abb922ad57abf0c2faeda91b0b02d1e62b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "281a16bf4aa2d7c44552c7ce47e96a9b7b408d8d48547394042dc6a4a7830bfd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2018-04-20T05:47:07Z",
    "title_canon_sha256": "81be6be6d9863ac8ec8f265c1e18f24d178aa527d3a3a385648d7032ab498da5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07454",
    "kind": "arxiv",
    "version": 3
  }
}