Pith Number

pith:BSZZCSDU

pith:2016:BSZZCSDUSLBISGKDWMLABUAKKA

not attested not anchored not stored refs pending

Substitution tilings with dense tile orientations and n-fold rotational symmetry

April L.D. Say-awen, Dirk Frettl\"oh, M.L.A.N. de las Pe\~nas

arxiv:1602.00518 v2 · 2016-02-01 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BSZZCSDUSLBISGKDWMLABUAKKA}

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	2026-05-18T01:16:09.243972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cb391487492c2891943b31600d00a50253b5f3ad6226061826e49d23db6eb28

Aliases

arxiv: 1602.00518 · arxiv_version: 1602.00518v2 · doi: 10.48550/arxiv.1602.00518 · pith_short_12: BSZZCSDUSLBI · pith_short_16: BSZZCSDUSLBISGKD · pith_short_8: BSZZCSDU

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/BSZZCSDUSLBISGKDWMLABUAKKA \
  | 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: 0cb391487492c2891943b31600d00a50253b5f3ad6226061826e49d23db6eb28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d4f3aea57e3c2411c40b07d61897bcea871805e6f06d1c59fa0ad34fd7114d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2016-02-01T13:41:29Z",
    "title_canon_sha256": "c676571ccb17fc70c3a44b872095e06e5e18fc8a08a17fb834dff1db4fb12fd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00518",
    "kind": "arxiv",
    "version": 2
  }
}