Pith Number

pith:VZN3JBPE

pith:2015:VZN3JBPEJJNR453FAE6FNLTF4R

not attested not anchored not stored refs pending

Popular values of the largest prime divisor function

Nathan McNew

arxiv:1504.05985 v1 · 2015-04-22 · 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{VZN3JBPEJJNR453FAE6FNLTF4R}

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	2026-05-18T02:18:03.040850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae5bb485e44a5b1e7765013c56ae65e452c743f721c9a33e603949e3fd43a50f

Aliases

arxiv: 1504.05985 · arxiv_version: 1504.05985v1 · doi: 10.48550/arxiv.1504.05985 · pith_short_12: VZN3JBPEJJNR · pith_short_16: VZN3JBPEJJNR453F · pith_short_8: VZN3JBPE

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/VZN3JBPEJJNR453FAE6FNLTF4R \
  | 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: ae5bb485e44a5b1e7765013c56ae65e452c743f721c9a33e603949e3fd43a50f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14a5d3e67fe44432216fd86830f42599218565ff5f006ba66a60a460bb7692ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-04-22T20:50:01Z",
    "title_canon_sha256": "00cc164724a78ff93712f05fc5b133f0d48196240338c89394c65e1c5cb45a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05985",
    "kind": "arxiv",
    "version": 1
  }
}