Pith Number

pith:AMPD2E4W

pith:2015:AMPD2E4WWOVAVUA5QRZ6XLLZUD

not attested not anchored not stored refs pending

Cantor-winning sets and their applications

Dzmitry Badziahin, Stephen Harrap

arxiv:1503.04738 v3 · 2015-03-16 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AMPD2E4WWOVAVUA5QRZ6XLLZUD}

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	2026-05-18T01:33:48.580249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

031e3d1396b3aa0ad01d8473ebad79a0c48f8fc0ec98a1ae51fe7c46aa36b789

Aliases

arxiv: 1503.04738 · arxiv_version: 1503.04738v3 · doi: 10.48550/arxiv.1503.04738 · pith_short_12: AMPD2E4WWOVA · pith_short_16: AMPD2E4WWOVAVUA5 · pith_short_8: AMPD2E4W

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/AMPD2E4WWOVAVUA5QRZ6XLLZUD \
  | 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: 031e3d1396b3aa0ad01d8473ebad79a0c48f8fc0ec98a1ae51fe7c46aa36b789

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a168c0e7fcbb40533ad7c64691ddc5655fef2090484991d7f9baad94dd03574",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-03-16T17:20:45Z",
    "title_canon_sha256": "c2d74637a550a30cb7c06e34b2216c691af45a4fb82d4b951ac660a3345278c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.04738",
    "kind": "arxiv",
    "version": 3
  }
}