Pith Number

pith:TOXFI5TS

pith:2021:TOXFI5TS3UVEJPWIZ7RKRBFSFZ

not attested not anchored not stored refs pending

From sleep medicine to medicine during sleep: A clinical perspective

Joachim A. Behar, Jonathan A. Sobel, Nitai Bar, Thomas Penzel, Yosi Shamay

arxiv:2102.05452 v1 · 2021-02-09 · 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{TOXFI5TS3UVEJPWIZ7RKRBFSFZ}

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	2026-07-05T02:14:18.906300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bae547672dd2a44bec8cfe2a884b22e5612895654b97b921c281844ecf02cc2

Aliases

arxiv: 2102.05452 · arxiv_version: 2102.05452v1 · doi: 10.48550/arxiv.2102.05452 · pith_short_12: TOXFI5TS3UVE · pith_short_16: TOXFI5TS3UVEJPWI · pith_short_8: TOXFI5TS

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/TOXFI5TS3UVEJPWIZ7RKRBFSFZ \
  | 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: 9bae547672dd2a44bec8cfe2a884b22e5612895654b97b921c281844ecf02cc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17798c84d13d2c3322efaa879720ca3aa3361e04b190e91a73ce9f6b6622f4bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2021-02-09T18:45:42Z",
    "title_canon_sha256": "5b2b0aab90c16ca57f834a798126ea7ab1208c365420c195711ee4379c9967a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05452",
    "kind": "arxiv",
    "version": 1
  }
}