Pith Number

pith:NV6R57HV

pith:2017:NV6R57HVLUNGQCDNXI6DPDN5LZ

not attested not anchored not stored refs pending

Derivative Principal Component Analysis for Representing the Time Dynamics of Longitudinal and Functional Data

Hans-Georg M\"uller, Wenwen Tao, Xiongtao Dai

arxiv:1707.04360 v1 · 2017-07-14 · stat.ME · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NV6R57HVLUNGQCDNXI6DPDN5LZ}

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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	2026-05-18T00:40:18.483386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d7d1efcf55d1a68086dba3c378dbd5e7fe7a46960f7c4daa6dc299eca88fe39

Aliases

arxiv: 1707.04360 · arxiv_version: 1707.04360v1 · doi: 10.48550/arxiv.1707.04360 · pith_short_12: NV6R57HVLUNG · pith_short_16: NV6R57HVLUNGQCDN · pith_short_8: NV6R57HV

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/NV6R57HVLUNGQCDNXI6DPDN5LZ \
  | 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: 6d7d1efcf55d1a68086dba3c378dbd5e7fe7a46960f7c4daa6dc299eca88fe39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0398d58c6cc0114fef19dfa3347d96afba488fe923f1538744c311867fe2ba5",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-07-14T00:45:45Z",
    "title_canon_sha256": "b2290a5762fd3350c6933d245bee5b74c61d4ce346d5a1e04bc185c57a4c09a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04360",
    "kind": "arxiv",
    "version": 1
  }
}