Pith Number

pith:V337S22P

pith:2014:V337S22PN22KWOZBLZ7N3LSI2K

not attested not anchored not stored refs pending

A bound for the number of lines lying on a nonsingular surface in $3$-space over a finite field

Masaaki Homma, Seon Jeong Kim

arxiv:1409.6421 v2 · 2014-09-23 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V337S22PN22KWOZBLZ7N3LSI2K}

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	2026-05-18T01:09:37.497586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aef7f96b4f6eb4ab3b215e7eddae48d2b4103c4f82d84c64df740da109d512d6

Aliases

arxiv: 1409.6421 · arxiv_version: 1409.6421v2 · doi: 10.48550/arxiv.1409.6421 · pith_short_12: V337S22PN22K · pith_short_16: V337S22PN22KWOZB · pith_short_8: V337S22P

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/V337S22PN22KWOZBLZ7N3LSI2K \
  | 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: aef7f96b4f6eb4ab3b215e7eddae48d2b4103c4f82d84c64df740da109d512d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3885e1b6151b16c69c7eca574dc363e8c0de454e4ea63c607ac9b7563c918dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-09-23T06:16:21Z",
    "title_canon_sha256": "bece06350144cc33ef36303dd08fe4764edbe9581e3cf5e8a78ebcc1b1e1e32e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6421",
    "kind": "arxiv",
    "version": 2
  }
}