Pith Number

pith:5QISI5A6

pith:2023:5QISI5A6KTI3TLRPOKOJFZYO3P

not attested not anchored not stored refs pending

Unveil Sleep Spindles with Concentration of Frequency and Time

Hau-Tieng Wu, Riki Shimizu

arxiv:2310.18381 v1 · 2023-10-27 · q-bio.NC · cs.LG · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QISI5A6KTI3TLRPOKOJFZYO3P}

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	2026-07-05T07:06:07.752244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec1124741e54d1b9ae2f729c92e70edbfe04f6f0071fc16797d3b4f361d6625b

Aliases

arxiv: 2310.18381 · arxiv_version: 2310.18381v1 · doi: 10.48550/arxiv.2310.18381 · pith_short_12: 5QISI5A6KTI3 · pith_short_16: 5QISI5A6KTI3TLRP · pith_short_8: 5QISI5A6

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/5QISI5A6KTI3TLRPOKOJFZYO3P \
  | 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: ec1124741e54d1b9ae2f729c92e70edbfe04f6f0071fc16797d3b4f361d6625b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47d84437a75d3c72091a7409894ffa87b0afba17013ed72da1819de1ae7768e3",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2023-10-27T02:46:58Z",
    "title_canon_sha256": "b74b9579b9801d151bce0609381671ca3f01090265c7f5e0cce763364c9d6acb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.18381",
    "kind": "arxiv",
    "version": 1
  }
}