Pith Number

pith:ICJLE4EI

pith:2019:ICJLE4EI65TGMWZLJ5XCINH6MT

not attested not anchored not stored refs pending

An Improvement of PAA on Trend-Based Approximation for Time Series

Ao Yin, Chunkai Zhang, Keli Zhang, Xing Zhang, Yingyang Chen, Zhen Qin, Zoe L. Jiang

arxiv:1907.00700 v1 · 2019-06-28 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ICJLE4EI65TGMWZLJ5XCINH6MT}

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	2026-05-17T23:41:50.713648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4092b27088f766665b2b4f6e2434fe64d71f74081e181b59d857340a6d2d666a

Aliases

arxiv: 1907.00700 · arxiv_version: 1907.00700v1 · doi: 10.48550/arxiv.1907.00700 · pith_short_12: ICJLE4EI65TG · pith_short_16: ICJLE4EI65TGMWZL · pith_short_8: ICJLE4EI

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/ICJLE4EI65TGMWZLJ5XCINH6MT \
  | 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: 4092b27088f766665b2b4f6e2434fe64d71f74081e181b59d857340a6d2d666a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04dcea500fc6352b2aadbebda2b5becad0af7915383fa53a6434b39f9e03c679",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-06-28T06:45:07Z",
    "title_canon_sha256": "b70828d0b745aaf33970efe7bea581f23a1b5e310c09bfbf037677b32890fb73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.00700",
    "kind": "arxiv",
    "version": 1
  }
}