Pith Number

pith:SKQXCOKT

pith:2018:SKQXCOKTFYPKZ7YPKL4UKFV5AT

not attested not anchored not stored refs pending

Entropy ratio for infinite sequences with positive entropy

C.-G. Moreira, C. Mauduit

arxiv:1802.10561 v1 · 2018-02-28 · 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{SKQXCOKTFYPKZ7YPKL4UKFV5AT}

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	2026-05-18T00:22:16.796987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92a17139532e1eacff0f52f94516bd04ce2f82c0839f586990da8fe127eb6fb3

Aliases

arxiv: 1802.10561 · arxiv_version: 1802.10561v1 · doi: 10.48550/arxiv.1802.10561 · pith_short_12: SKQXCOKTFYPK · pith_short_16: SKQXCOKTFYPKZ7YP · pith_short_8: SKQXCOKT

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/SKQXCOKTFYPKZ7YPKL4UKFV5AT \
  | 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: 92a17139532e1eacff0f52f94516bd04ce2f82c0839f586990da8fe127eb6fb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55d46926a32c00c4a3ef34f1618d1d51848c4a9cc7c12d2bc02cc4ca6ac1ed7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-02-28T22:27:27Z",
    "title_canon_sha256": "cf00041b8613b21769868fb3e3f7a490e3aa0b95a7ea2d83e8bac0c1533e7dd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10561",
    "kind": "arxiv",
    "version": 1
  }
}