Pith Number

pith:G2LUBRVQ

pith:2012:G2LUBRVQCVJPBEDW2AJSZ5N4WL

not attested not anchored not stored refs pending

Good measures on locally compact Cantor sets

O. Karpel

arxiv:1204.0027 v1 · 2012-03-30 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G2LUBRVQCVJPBEDW2AJSZ5N4WL}

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	2026-05-18T03:58:50.579880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

369740c6b01552f09076d0132cf5bcb2f9e18f9adeadfb66bfdc79f183bef41b

Aliases

arxiv: 1204.0027 · arxiv_version: 1204.0027v1 · doi: 10.48550/arxiv.1204.0027 · pith_short_12: G2LUBRVQCVJP · pith_short_16: G2LUBRVQCVJPBEDW · pith_short_8: G2LUBRVQ

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/G2LUBRVQCVJPBEDW2AJSZ5N4WL \
  | 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: 369740c6b01552f09076d0132cf5bcb2f9e18f9adeadfb66bfdc79f183bef41b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49c26418ff37360660568e63e4c373c31a7e249aff52fd58e2e10ebc3ef1ad9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-03-30T21:25:40Z",
    "title_canon_sha256": "6995a56f0a961a9a485bc2a15f8b4d6e4bf0b539fa8d9ec80c2489aa2a2b094b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0027",
    "kind": "arxiv",
    "version": 1
  }
}