Pith Number

pith:WTNV2CMB

pith:2018:WTNV2CMBPDAWEGJZWVRYQUD7WY

not attested not anchored not stored refs pending

Time Series Featurization via Topological Data Analysis

Alessandro Rinaldo, Jisu Kim, Kwangho Kim

arxiv:1812.02987 v2 · 2018-12-07 · cs.CG · cs.CE · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WTNV2CMBPDAWEGJZWVRYQUD7WY}

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	2026-05-17T23:44:22.063187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4db5d098178c1621939b56388507fb605c602f1957ac9ef105ce40d1d922d26

Aliases

arxiv: 1812.02987 · arxiv_version: 1812.02987v2 · doi: 10.48550/arxiv.1812.02987 · pith_short_12: WTNV2CMBPDAW · pith_short_16: WTNV2CMBPDAWEGJZ · pith_short_8: WTNV2CMB

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/WTNV2CMBPDAWEGJZWVRYQUD7WY \
  | 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: b4db5d098178c1621939b56388507fb605c602f1957ac9ef105ce40d1d922d26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a9dd161899b924e267b6ff58896cb171cc05f151ed3c763eaa11c55a9e3d566",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-12-07T11:49:00Z",
    "title_canon_sha256": "0a8cb80bd526ff6063327545b9a082ec8e010442f139be4916123c4a0b4c1907"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02987",
    "kind": "arxiv",
    "version": 2
  }
}