Pith Number

pith:TIJHY63K

pith:2018:TIJHY63K72QCXMMQ7E5NS57AJL

not attested not anchored not stored refs pending

On the automaticity of the Hankel determinants of a family of automatic sequences

Guoniu Wei-Han, Yining Hu

arxiv:1806.05864 v2 · 2018-06-15 · 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{TIJHY63K72QCXMMQ7E5NS57AJL}

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	2026-05-18T00:07:49.221261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a127c7b6afea02bb190f93ad977e04acc9e1c9828f6410460e3d980a2aa1bfa

Aliases

arxiv: 1806.05864 · arxiv_version: 1806.05864v2 · doi: 10.48550/arxiv.1806.05864 · pith_short_12: TIJHY63K72QC · pith_short_16: TIJHY63K72QCXMMQ · pith_short_8: TIJHY63K

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/TIJHY63K72QCXMMQ7E5NS57AJL \
  | 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: 9a127c7b6afea02bb190f93ad977e04acc9e1c9828f6410460e3d980a2aa1bfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70516b77182f2646464a2190d3d0d17edae79b4b1bed68a58a9278b683e37649",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-06-15T08:55:59Z",
    "title_canon_sha256": "12b5ba853698cea7f415900b1508231ae1c9f10d38ecea704f065f950e93edfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05864",
    "kind": "arxiv",
    "version": 2
  }
}