Pith Number

pith:BVYNNQIV

pith:2017:BVYNNQIVJXRRI3W55EEYU4CHL3

not attested not anchored not stored refs pending

On the unit distance problem

Alex Iosevich

arxiv:1709.08048 v1 · 2017-09-23 · math.CA · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVYNNQIVJXRRI3W55EEYU4CHL3}

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	2026-05-18T00:34:28.145034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d70d6c1154de3146edde9098a70475ecbc56f833f1e5464e8beb842ea5b3a34

Aliases

arxiv: 1709.08048 · arxiv_version: 1709.08048v1 · doi: 10.48550/arxiv.1709.08048 · pith_short_12: BVYNNQIVJXRR · pith_short_16: BVYNNQIVJXRRI3W5 · pith_short_8: BVYNNQIV

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/BVYNNQIVJXRRI3W55EEYU4CHL3 \
  | 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: 0d70d6c1154de3146edde9098a70475ecbc56f833f1e5464e8beb842ea5b3a34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b5b5780ddd32bd8f12cfcbfd1278054a1c40fb39763e5806fe4a99f33e5f1d4",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-09-23T13:06:26Z",
    "title_canon_sha256": "d88d59b995a87cc6639ebee08a4b0e42307393f11db669362d6515f18b97a0e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08048",
    "kind": "arxiv",
    "version": 1
  }
}