Pith Number

pith:45TUCALM

pith:2016:45TUCALMS64ABGVSX74H646BX3

not attested not anchored not stored refs pending

Enabling Factor Analysis on Thousand-Subject Neuroimaging Datasets

Javier S. Turek, Jeremy R. Manning, Kenneth A. Norman, Michael J. Anderson, Mihai Capot\u{a}, Peter J. Ramadge, Po-Hsuan Chen, Theodore L. Willke, Xia Zhu, Yida Wang

arxiv:1608.04647 v2 · 2016-08-16 · stat.ML · cs.DC · cs.LG

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

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	2026-05-18T00:19:49.252724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e76741016c97b8009ab2bff87f73c1bedb5c6564be8de2c0bd452171f63d582b

Aliases

arxiv: 1608.04647 · arxiv_version: 1608.04647v2 · doi: 10.48550/arxiv.1608.04647 · pith_short_12: 45TUCALMS64A · pith_short_16: 45TUCALMS64ABGVS · pith_short_8: 45TUCALM

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/45TUCALMS64ABGVSX74H646BX3 \
  | 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: e76741016c97b8009ab2bff87f73c1bedb5c6564be8de2c0bd452171f63d582b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5242eb4b5bc01de863b9ee90966d7b402756e89efdaadeaf2bb4bbd83725bd9",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-08-16T16:05:14Z",
    "title_canon_sha256": "0ee656d1d06b28f9a8ac9389159b8fa964d898766bcfe5000e1b4c69767ca154"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.04647",
    "kind": "arxiv",
    "version": 2
  }
}