Pith Number

pith:67LY4WV2

pith:2016:67LY4WV2UVK276C2E3C3T43DDZ

not attested not anchored not stored refs pending

Uncanny subsequence selections that generate normal numbers

Joseph Vandehey

arxiv:1607.03531 v1 · 2016-07-12 · 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{67LY4WV2UVK276C2E3C3T43DDZ}

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	2026-05-18T01:11:07.712021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7d78e5abaa555aff85a26c5b9f3631e745c33700b10ad53b19302e4fbb6bf80

Aliases

arxiv: 1607.03531 · arxiv_version: 1607.03531v1 · doi: 10.48550/arxiv.1607.03531 · pith_short_12: 67LY4WV2UVK2 · pith_short_16: 67LY4WV2UVK276C2 · pith_short_8: 67LY4WV2

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/67LY4WV2UVK276C2E3C3T43DDZ \
  | 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: f7d78e5abaa555aff85a26c5b9f3631e745c33700b10ad53b19302e4fbb6bf80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46fe35cf7ec0872bf2f7d22ec38e2996b83c0a54a0d2d173b5fbade13207c48d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2016-07-12T22:22:33Z",
    "title_canon_sha256": "e446de75b49c5aed2408409244629b50a7264e01e37e1c5724e1b3deb2951dca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.03531",
    "kind": "arxiv",
    "version": 1
  }
}