Pith Number

pith:I2NH47VG

pith:2015:I2NH47VGMFKRU64G4TUK63JX3F

not attested not anchored not stored refs pending

Speeding up Permutation Testing in Neuroimaging

Chris Hinrichs, Qinyuan Sun, Sterling C Johnson, Vamsi K Ithapu, Vikas Singh

arxiv:1502.03536 v1 · 2015-02-12 · stat.CO · cs.AI · 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{I2NH47VGMFKRU64G4TUK63JX3F}

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	2026-05-18T02:27:00.417260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

469a7e7ea661551a7b86e4e8af6d37d96c6be109084154c7860475ad25728117

Aliases

arxiv: 1502.03536 · arxiv_version: 1502.03536v1 · doi: 10.48550/arxiv.1502.03536 · pith_short_12: I2NH47VGMFKR · pith_short_16: I2NH47VGMFKRU64G · pith_short_8: I2NH47VG

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/I2NH47VGMFKRU64G4TUK63JX3F \
  | 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: 469a7e7ea661551a7b86e4e8af6d37d96c6be109084154c7860475ad25728117

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d90382df27ce427595bf9e2e4396f6aac992d8709b02040d243b1ba9e244bb0",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2015-02-12T04:30:06Z",
    "title_canon_sha256": "6eb36e1c1f6c64075b8d7ce4777b1cd9932e1eb63c8cc796b317290ccc2eee0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03536",
    "kind": "arxiv",
    "version": 1
  }
}