Pith Number

pith:I4F446C4

pith:2011:I4F446C4L3NGN2CI2YSOPHLPW2

not attested not anchored not stored refs pending

Total variation regularization for fMRI-based prediction of behaviour

Alexandre Gramfort (LNAO, Bertrand Thirion (LNAO, Evelyn Eger (LCogn), Ga\"el Varoquaux (LNAO, INRIA Saclay - Ile de France), LCogn), Parietal, Vincent Michel (LNAO

arxiv:1102.1101 v1 · 2011-02-05 · cs.CV · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I4F446C4L3NGN2CI2YSOPHLPW2}

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	2026-05-18T04:28:19.604918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

470bce785c5eda66e848d624e79d6fb6919620a8630ca9dab07262cb466aa227

Aliases

arxiv: 1102.1101 · arxiv_version: 1102.1101v1 · doi: 10.48550/arxiv.1102.1101 · pith_short_12: I4F446C4L3NG · pith_short_16: I4F446C4L3NGN2CI · pith_short_8: I4F446C4

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/I4F446C4L3NGN2CI2YSOPHLPW2 \
  | 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: 470bce785c5eda66e848d624e79d6fb6919620a8630ca9dab07262cb466aa227

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daf26231d6e9398d0d00a9b5773c28069835b24c4060380177213a6e21cfb553",
    "cross_cats_sorted": [
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-02-05T20:59:45Z",
    "title_canon_sha256": "1e87b0e913c4000eae363d3cb0169ac925ad7f6bd1fd91fd2b2e43207c0f9d4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1101",
    "kind": "arxiv",
    "version": 1
  }
}