Pith Number

pith:GNA6RCGO

pith:2021:GNA6RCGOMR2Q276HDGAF6DRZWI

not attested not anchored not stored refs pending

Trajectory Clustering Performance Evaluation: If we know the answer, it's not clustering

Mohsen Rezaie, Nicolas Saunier

arxiv:2112.01570 v1 · 2021-12-02 · cs.LG · 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{GNA6RCGOMR2Q276HDGAF6DRZWI}

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	2026-07-05T03:37:12.086122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3341e888ce64750d7fc719805f0e39b2116905bce44991a80a6a8df9573b8a9c

Aliases

arxiv: 2112.01570 · arxiv_version: 2112.01570v1 · doi: 10.48550/arxiv.2112.01570 · pith_short_12: GNA6RCGOMR2Q · pith_short_16: GNA6RCGOMR2Q276H · pith_short_8: GNA6RCGO

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/GNA6RCGOMR2Q276HDGAF6DRZWI \
  | 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: 3341e888ce64750d7fc719805f0e39b2116905bce44991a80a6a8df9573b8a9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7211f71925e8ee4a91b72fb074eba8742864285dfd64fb6260b339543b0ac34",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-12-02T19:25:38Z",
    "title_canon_sha256": "f0d4877a13263cc9d8cd2d2c316aa8805df4347bf79252a4308ed73d7f5dd2b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.01570",
    "kind": "arxiv",
    "version": 1
  }
}