Pith Number

pith:LEK3R5BV

pith:2013:LEK3R5BVLK7IDXCKB6HA4BIEXL

not attested not anchored not stored refs pending

Topological Graph Inverse Semigroups

J. D. Mitchell, M. Morayne, Y. H. P\'eresse, Z. Mesyan

arxiv:1306.5388 v2 · 2013-06-23 · math.GR · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEK3R5BVLK7IDXCKB6HA4BIEXL}

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	2026-05-18T01:13:45.140285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5915b8f4355abe81dc4a0f8e0e0504bad3e2bed2c43e6f7beb458860b2135892

Aliases

arxiv: 1306.5388 · arxiv_version: 1306.5388v2 · doi: 10.48550/arxiv.1306.5388 · pith_short_12: LEK3R5BVLK7I · pith_short_16: LEK3R5BVLK7IDXCK · pith_short_8: LEK3R5BV

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/LEK3R5BVLK7IDXCKB6HA4BIEXL \
  | 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: 5915b8f4355abe81dc4a0f8e0e0504bad3e2bed2c43e6f7beb458860b2135892

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29da3ab06f658ca089715343b29ecccd4ef82b1fb9003665107bbc5dea9976cd",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2013-06-23T09:11:41Z",
    "title_canon_sha256": "6a14c32c7c8666c9a91a9a270b51ee3f99ae1aba1f8a0ff8624360f3194ab389"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.5388",
    "kind": "arxiv",
    "version": 2
  }
}