Pith Number

pith:7SKC6RZC

pith:2014:7SKC6RZCDVGK5RVGI2NPS3XVYC

not attested not anchored not stored refs pending

On the structure of Thue-Morse subwords, with an application to dynamical systems

Michel Dekking

arxiv:1405.2235 v1 · 2014-05-09 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SKC6RZCDVGK5RVGI2NPS3XVYC}

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	2026-05-18T00:43:48.178597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc942f47221d4caec6a6469af96ef5c0adacb03bc197a3d9ed53d2e523c40c78

Aliases

arxiv: 1405.2235 · arxiv_version: 1405.2235v1 · doi: 10.48550/arxiv.1405.2235 · pith_short_12: 7SKC6RZCDVGK · pith_short_16: 7SKC6RZCDVGK5RVG · pith_short_8: 7SKC6RZC

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/7SKC6RZCDVGK5RVGI2NPS3XVYC \
  | 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: fc942f47221d4caec6a6469af96ef5c0adacb03bc197a3d9ed53d2e523c40c78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54546d1f096244e894e0deaadbe4728b21e455f67fcf65e2cf849443bc32ce43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-05-09T14:04:32Z",
    "title_canon_sha256": "6dedd4a1edbbbb04e1f8e2775ba7f8deb5a4086bf42e8b042f5bfa66b3986dd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2235",
    "kind": "arxiv",
    "version": 1
  }
}