Pith Number

pith:C6FDNHJK

pith:2013:C6FDNHJKKFLBCAFDRCAFBXW7G5

not attested not anchored not stored refs pending

Harmonic motion and Cassini ovals

Irina A. Boyadzhiev, Khristo N. Boyadzhiev

arxiv:1303.5876 v1 · 2013-03-23 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C6FDNHJKKFLBCAFDRCAFBXW7G5}

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	2026-05-18T03:30:01.050470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

178a369d2a51561100a3888050dedf377ea367bd49254e19a6af43e3fb8598f9

Aliases

arxiv: 1303.5876 · arxiv_version: 1303.5876v1 · doi: 10.48550/arxiv.1303.5876 · pith_short_12: C6FDNHJKKFLB · pith_short_16: C6FDNHJKKFLBCAFD · pith_short_8: C6FDNHJK

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/C6FDNHJKKFLBCAFDRCAFBXW7G5 \
  | 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: 178a369d2a51561100a3888050dedf377ea367bd49254e19a6af43e3fb8598f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "335a116f69833c76688f07f5100be6cd57a51acf7e1271b3366094a777d0f383",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2013-03-23T19:04:40Z",
    "title_canon_sha256": "77a2823f474a07f0ef17c19ea2b22bc33fffdc3b1aa71ce3090cda62c73089fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5876",
    "kind": "arxiv",
    "version": 1
  }
}