Pith Number

pith:AG63YG3Y

pith:2017:AG63YG3YYBTDURK6NN2WSBPRDF

not attested not anchored not stored refs pending

L1-norm Principal-Component Analysis of Complex Data

Dimitris A. Pados, Nicholas Tsagkarakis, Panos P. Markopoulos

arxiv:1708.01249 v1 · 2017-08-03 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AG63YG3YYBTDURK6NN2WSBPRDF}

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	2026-05-18T00:15:21.471767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01bdbc1b78c0663a455e6b756905f11954eee8cb3bbb43e6eb5ddc53d2cc23da

Aliases

arxiv: 1708.01249 · arxiv_version: 1708.01249v1 · doi: 10.48550/arxiv.1708.01249 · pith_short_12: AG63YG3YYBTD · pith_short_16: AG63YG3YYBTDURK6 · pith_short_8: AG63YG3Y

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/AG63YG3YYBTDURK6NN2WSBPRDF \
  | 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: 01bdbc1b78c0663a455e6b756905f11954eee8cb3bbb43e6eb5ddc53d2cc23da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea9580626f384ffaed004782b1f84e1bdb9bad01f3a467d671907a5cc6907759",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-08-03T17:54:21Z",
    "title_canon_sha256": "1b45c1e65472398cf16baf1c7449738cc49a0ffdce8f5a3522170611cfc2828f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01249",
    "kind": "arxiv",
    "version": 1
  }
}