Pith Number

pith:2NK3PTPW

pith:2009:2NK3PTPWUETLGCWHI4NZYMSC5T

not attested not anchored not stored refs pending

Learning DTW Global Constraint for Time Series Classification

Chotirat Ann Ratanamahatana, Vit Niennattrakul

arxiv:0903.0041 v1 · 2009-02-28 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2NK3PTPWUETLGCWHI4NZYMSC5T}

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	2026-07-04T15:38:53.910770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d355b7cdf6a126b30ac7471b9c3242ecf2ffee1248472c95c2aba2d0871cdd84

Aliases

arxiv: 0903.0041 · arxiv_version: 0903.0041v1 · doi: 10.48550/arxiv.0903.0041 · pith_short_12: 2NK3PTPWUETL · pith_short_16: 2NK3PTPWUETLGCWH · pith_short_8: 2NK3PTPW

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/2NK3PTPWUETLGCWHI4NZYMSC5T \
  | 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: d355b7cdf6a126b30ac7471b9c3242ecf2ffee1248472c95c2aba2d0871cdd84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad698f55374ac9684a870d30e0a2a97705ed7274d61b660c636e81b3c8e9b600",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2009-02-28T05:46:31Z",
    "title_canon_sha256": "2475540c4c57317d6acf10211da00891d90eb393225802f112a57a200c216e29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0041",
    "kind": "arxiv",
    "version": 1
  }
}