Pith Number

pith:DKG6WXXT

pith:2017:DKG6WXXTNKGEWB3JXJMENCD5LQ

not attested not anchored not stored refs pending

Horofunctions on Sierpi\'nski type triangles

Daniele D'Angeli

arxiv:1707.06030 v1 · 2017-07-19 · 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{DKG6WXXTNKGEWB3JXJMENCD5LQ}

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	2026-05-18T00:39:57.752175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a8deb5ef36a8c4b0769ba5846887d5c1932fad91c41e0abc49b719b00d37fe1

Aliases

arxiv: 1707.06030 · arxiv_version: 1707.06030v1 · doi: 10.48550/arxiv.1707.06030 · pith_short_12: DKG6WXXTNKGE · pith_short_16: DKG6WXXTNKGEWB3J · pith_short_8: DKG6WXXT

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/DKG6WXXTNKGEWB3JXJMENCD5LQ \
  | 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: 1a8deb5ef36a8c4b0769ba5846887d5c1932fad91c41e0abc49b719b00d37fe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6e1e4821d97135085bbbfbd6f3c58616db4320bc2ddc29a7d76e25861238fc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-07-19T11:45:04Z",
    "title_canon_sha256": "4c585a0293fc397544d99a5e715fb22637ab16db815b41811d94f0f6ef011567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06030",
    "kind": "arxiv",
    "version": 1
  }
}