Pith Number

pith:4BP72JB7

pith:2023:4BP72JB7UAOVBLYG74Q5KA4CFB

not attested not anchored not stored refs pending

Noise-cleaning the precision matrix of fMRI time series

Andrea Gabrielli, Carlo Lucibello, Francesca Santucci, Miguel Ib\'a\~nez-Berganza, Tommaso Gili

arxiv:2302.02951 v1 · 2023-02-06 · cond-mat.stat-mech · 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{4BP72JB7UAOVBLYG74Q5KA4CFB}

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	2026-07-05T05:39:08.383286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e05ffd243fa01d50af06ff21d503822847b170881e88269d9e87190748ebed13

Aliases

arxiv: 2302.02951 · arxiv_version: 2302.02951v1 · doi: 10.48550/arxiv.2302.02951 · pith_short_12: 4BP72JB7UAOV · pith_short_16: 4BP72JB7UAOVBLYG · pith_short_8: 4BP72JB7

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/4BP72JB7UAOVBLYG74Q5KA4CFB \
  | 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: e05ffd243fa01d50af06ff21d503822847b170881e88269d9e87190748ebed13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9740d91c2ccea1bb691b8eb6f3089f49adf83325da060660c90ff06a30804a59",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2023-02-06T17:32:17Z",
    "title_canon_sha256": "5bf7c01fb97a01af0f1c2ae0318c4f1dce800c7a5b6a8346064de57eb473c23c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.02951",
    "kind": "arxiv",
    "version": 1
  }
}