Pith Number

pith:M4BI67LP

pith:2026:M4BI67LPC6RXLOMBEQHOLF7TDH

not attested not anchored not stored refs pending

A pilot study examining transcranial photobiomodulation therapy intervention in college students with insomnia

Dan Liang, Haoda Wang, Hui Xie, Jiangshan He, Lei Zheng, Lianghua Zhang, Mingzhe Jiang, Qiyuan Cheng, Tianyi Luo, Xiaoyu Wang, Xueli Chen, Ziqi Ren

arxiv:2606.24668 v1 · 2026-06-23 · q-bio.NC · stat.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M4BI67LPC6RXLOMBEQHOLF7TDH}

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	2026-06-24T01:15:38.751407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67028f7d6f17a375b981240ee597f319f3ef3d8506d4eaea88f7a69ccdc1add3

Aliases

arxiv: 2606.24668 · arxiv_version: 2606.24668v1 · doi: 10.48550/arxiv.2606.24668 · pith_short_12: M4BI67LPC6RX · pith_short_16: M4BI67LPC6RXLOMB · pith_short_8: M4BI67LP

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/M4BI67LPC6RXLOMBEQHOLF7TDH \
  | 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: 67028f7d6f17a375b981240ee597f319f3ef3d8506d4eaea88f7a69ccdc1add3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b82f6355600efca6e51c16596ad0b459fbf56394a8930f648fde18673dad9f8",
    "cross_cats_sorted": [
      "stat.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2026-06-23T15:03:24Z",
    "title_canon_sha256": "3c6af6bf497ca942451f855f62845a1d295243d345e0b05fa71e14f27309d2ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24668",
    "kind": "arxiv",
    "version": 1
  }
}