Pith Number

pith:RGGSQDI2

pith:2015:RGGSQDI23QNOK3FXAOSO5VSKH2

not attested not anchored not stored refs pending

Outer Billiards with Contraction: Attracting Cantor Sets

In-Jee Jeong

arxiv:1501.05934 v1 · 2015-01-23 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RGGSQDI23QNOK3FXAOSO5VSKH2}

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	2026-05-18T02:28:48.722253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

898d280d1adc1ae56cb703a4eed64a3eb5b16ef72e8cf01c7104a61f138e0697

Aliases

arxiv: 1501.05934 · arxiv_version: 1501.05934v1 · doi: 10.48550/arxiv.1501.05934 · pith_short_12: RGGSQDI23QNO · pith_short_16: RGGSQDI23QNOK3FX · pith_short_8: RGGSQDI2

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/RGGSQDI23QNOK3FXAOSO5VSKH2 \
  | 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: 898d280d1adc1ae56cb703a4eed64a3eb5b16ef72e8cf01c7104a61f138e0697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3d17cac64d96bba43de97777e06ee9b1a7e6f05b205a6e4213833253e09fbbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-01-23T20:15:23Z",
    "title_canon_sha256": "51d17524f3edc4027bf7bbc529df58b69170f99cb9f762b41b20659ef5a8711c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05934",
    "kind": "arxiv",
    "version": 1
  }
}