Pith Number

pith:273II6MQ

pith:2017:273II6MQDU2S5YQLUJFWSJNUXN

not attested not anchored not stored refs pending

On locally compact topological graph inverse semigroups

Serhii Bardyla

arxiv:1706.08594 v3 · 2017-06-26 · 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{273II6MQDU2S5YQLUJFWSJNUXN}

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	2026-05-18T00:35:41.009503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7f68479901d352ee20ba24b6925b4bb5a992f85e6bba2f241e3417354f3d36e

Aliases

arxiv: 1706.08594 · arxiv_version: 1706.08594v3 · doi: 10.48550/arxiv.1706.08594 · pith_short_12: 273II6MQDU2S · pith_short_16: 273II6MQDU2S5YQL · pith_short_8: 273II6MQ

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/273II6MQDU2S5YQLUJFWSJNUXN \
  | 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: d7f68479901d352ee20ba24b6925b4bb5a992f85e6bba2f241e3417354f3d36e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c984c475bb520e8bd85e184c0d7df073c39efabcc0b14c40631bb975cad4ac6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2017-06-26T21:02:38Z",
    "title_canon_sha256": "11df96fc93d8eb800dbe2c7c85d2a58800e5a445702bcb061371762c1a20f91c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08594",
    "kind": "arxiv",
    "version": 3
  }
}