Pith Number

pith:IGSAN6BR

pith:2022:IGSAN6BR622CKFCLT3J7Y2WQAZ

not attested not anchored not stored refs pending

Using Ballistocardiography for Sleep Stage Classification

Jiebei Liu, Krista Nelson, Mehdi Boukhechba, Peter Morris

arxiv:2202.01038 v2 · 2022-02-02 · cs.HC · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGSAN6BR622CKFCLT3J7Y2WQAZ}

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	2026-07-05T03:57:31.628049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41a406f831f6b425144b9ed3fc6ad0065830540315a6bef1f61c82f79dbfbdb4

Aliases

arxiv: 2202.01038 · arxiv_version: 2202.01038v2 · doi: 10.48550/arxiv.2202.01038 · pith_short_12: IGSAN6BR622C · pith_short_16: IGSAN6BR622CKFCL · pith_short_8: IGSAN6BR

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/IGSAN6BR622CKFCLT3J7Y2WQAZ \
  | 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: 41a406f831f6b425144b9ed3fc6ad0065830540315a6bef1f61c82f79dbfbdb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01b0dbf17fc029319c6fc435faf5d6e849979649d51c3c0db8b572fdac285c41",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2022-02-02T14:02:48Z",
    "title_canon_sha256": "b6ca34e2a5bfe1107d20ab5ed4bd2d883e38de456f6091ccf2e621e1cd492b8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.01038",
    "kind": "arxiv",
    "version": 2
  }
}