Pith Number

pith:VTB5ZP6T

pith:2019:VTB5ZP6THFRERQUWRFABT7ZKTX

not attested not anchored not stored refs pending

On the sensitivity of the diffusion MRI signal to brain activity in response to a motor cortex paradigm

Alberto De Luca, Alexander Leemans, Jeroen CW Siero, Lara Schlaffke, Martijn Froeling

arxiv:1902.05138 v2 · 2019-02-13 · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VTB5ZP6THFRERQUWRFABT7ZKTX}

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	2026-07-04T23:55:55.011779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acc3dcbfd3396248c296894019ff2a9dd9b42bbfdb7c3b0db68aab88467dc83e

Aliases

arxiv: 1902.05138 · arxiv_version: 1902.05138v2 · doi: 10.48550/arxiv.1902.05138 · pith_short_12: VTB5ZP6THFRE · pith_short_16: VTB5ZP6THFRERQUW · pith_short_8: VTB5ZP6T

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/VTB5ZP6THFRERQUWRFABT7ZKTX \
  | 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: acc3dcbfd3396248c296894019ff2a9dd9b42bbfdb7c3b0db68aab88467dc83e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "331b21f6fa13c780959e154cb8a2ae80434a39ddc939ae2445b3b6fe833d1c92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-02-13T21:42:03Z",
    "title_canon_sha256": "fa6c1f5c5923499e9d03fdb1a7acbabd4381bb8f9fbeba387c42c93301a19885"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05138",
    "kind": "arxiv",
    "version": 2
  }
}