Pith Number

pith:YFW7KEOO

pith:2025:YFW7KEOOGEIR3USQWLJCGLF4PL

not attested not anchored not stored refs pending

An affordable, wearable, fiber-free pulsed-mode diffuse speckle contrast flowmetry (PM-DSCF) sensor for noninvasive measurements of deep cerebral blood flow

Chaebeom Yeo, Faezeh Akbari, Faraneh Fathi, Guoqiang Yu, Mehrana Mohtasebi, Xuhui Liu

arxiv:2502.08000 v1 · 2025-02-11 · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YFW7KEOOGEIR3USQWLJCGLF4PL}

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	2026-07-05T10:13:13.455523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c16df511ce31111dd250b2d2232cbc7adc7f6beaaaaf64934520a36e2e989d16

Aliases

arxiv: 2502.08000 · arxiv_version: 2502.08000v1 · doi: 10.48550/arxiv.2502.08000 · pith_short_12: YFW7KEOOGEIR · pith_short_16: YFW7KEOOGEIR3USQ · pith_short_8: YFW7KEOO

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/YFW7KEOOGEIR3USQWLJCGLF4PL \
  | 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: c16df511ce31111dd250b2d2232cbc7adc7f6beaaaaf64934520a36e2e989d16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dbc9c21437fcbf35ebcc65290e101f7b2888a65074d768e42bcf61a6f15a66b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2025-02-11T22:48:39Z",
    "title_canon_sha256": "c94faf6266c562e1401f2f45392028d3d749c51d077b88966ca711b8d82ffbe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08000",
    "kind": "arxiv",
    "version": 1
  }
}