Pith Number

pith:NSKXB4HN

pith:2008:NSKXB4HNAWS5D4OJNUSIFCZG7M

not attested not anchored not stored refs pending

Khinchin theorem for integral points on quadratic varieties

Alexander Gorodnik, Nimish A. Shah

arxiv:0804.3530 v1 · 2008-04-22 · math.NT · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSKXB4HNAWS5D4OJNUSIFCZG7M}

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	2026-05-17T23:58:59.555548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c9570f0ed05a5d1f1c96d24828b26fb297d3145d7201d6b1a93ef8bf428b6a3

Aliases

arxiv: 0804.3530 · arxiv_version: 0804.3530v1 · doi: 10.48550/arxiv.0804.3530 · pith_short_12: NSKXB4HNAWS5 · pith_short_16: NSKXB4HNAWS5D4OJ · pith_short_8: NSKXB4HN

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/NSKXB4HNAWS5D4OJNUSIFCZG7M \
  | 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: 6c9570f0ed05a5d1f1c96d24828b26fb297d3145d7201d6b1a93ef8bf428b6a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67cf396ed3f33ba12147b6b479d98b1c4bbdddcc956dc1a0c6abc72de1017231",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2008-04-22T13:42:03Z",
    "title_canon_sha256": "5605dfce35ba817f4e27153f45e09cf1c3e995dbd7f9962a17321ed4d48c2ab0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.3530",
    "kind": "arxiv",
    "version": 1
  }
}