Pith Number

pith:YUHWL3CM

pith:2026:YUHWL3CMNWORUWEEEPSJ5MP3U2

not attested not anchored not stored refs pending

Resolving Scale-Dependent Diffusivity in the Brain Extracellular Space

Benjamin Flavel, Finn L. Sebastian, Ivo Calaresu, Jana Zaumseil, Laurent Cognet, Laurent Groc, Quentin Gresil

arxiv:2603.18936 v2 · 2026-03-19 · physics.bio-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{YUHWL3CMNWORUWEEEPSJ5MP3U2}

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	2026-08-04T02:40:24.425141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c50f65ec4c6d9d1a588423e49eb1fba6ab7ec20cb434a2b1fabe302d6964c0a4

Aliases

arxiv: 2603.18936 · arxiv_version: 2603.18936v2 · doi: 10.48550/arxiv.2603.18936 · pith_short_12: YUHWL3CMNWOR · pith_short_16: YUHWL3CMNWORUWEE · pith_short_8: YUHWL3CM

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/YUHWL3CMNWORUWEEEPSJ5MP3U2 \
  | 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: c50f65ec4c6d9d1a588423e49eb1fba6ab7ec20cb434a2b1fabe302d6964c0a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fca84ed5910c44672eaa5dda0787af52b85b00ba62d7064164c9ecc07ec3e6a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2026-03-19T14:13:33Z",
    "title_canon_sha256": "57131dbae208cccae040f2d8d5077e34a1227bee7702060a6d5e6c9ff49d12b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.18936",
    "kind": "arxiv",
    "version": 2
  }
}