Pith Number

pith:5JQSD7U7

pith:2005:5JQSD7U7NWRT6HAJHDPEHH6FLA

not attested not anchored not stored refs pending

A conjecture on rational approximations to rational points

David McKinnon

arxiv:math/0504303 v2 · 2005-04-14 · math.NT · 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{5JQSD7U7NWRT6HAJHDPEHH6FLA}

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	2026-07-04T14:50:12.658492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea6121fe9f6da33f1c0938de439fc5580f84c391cb43eac3d2de33052db919b2

Aliases

arxiv: math/0504303 · arxiv_version: math/0504303v2 · doi: 10.48550/arxiv.math/0504303 · pith_short_12: 5JQSD7U7NWRT · pith_short_16: 5JQSD7U7NWRT6HAJ · pith_short_8: 5JQSD7U7

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/5JQSD7U7NWRT6HAJHDPEHH6FLA \
  | 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: ea6121fe9f6da33f1c0938de439fc5580f84c391cb43eac3d2de33052db919b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ff1b4cc0fd66817570c86ccad3b93f701b814be56e3914ea2d841bc60fc8bf4",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "math.NT",
    "submitted_at": "2005-04-14T18:32:32Z",
    "title_canon_sha256": "85656089c9f2bcdc12ce5ef8009a32ac3287eaecda16669f3822b1710f8f6eb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0504303",
    "kind": "arxiv",
    "version": 2
  }
}