Pith Number

pith:QYWP4YGC

pith:2012:QYWP4YGCBBWBMVC5JWWPCDPD2R

not attested not anchored not stored refs pending

Compressed Sensing for Energy-Efficient Wireless Telemonitoring of Noninvasive Fetal ECG via Block Sparse Bayesian Learning

Bhaskar D. Rao, Scott Makeig, Tzyy-Ping Jung, Zhilin Zhang

arxiv:1205.1287 v7 · 2012-05-07 · stat.ML · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QYWP4YGCBBWBMVC5JWWPCDPD2R}

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	2026-05-18T02:21:10.552280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

862cfe60c2086c16545d4dacf10de3d463b9154b740327a5c669462784b024ba

Aliases

arxiv: 1205.1287 · arxiv_version: 1205.1287v7 · doi: 10.48550/arxiv.1205.1287 · pith_short_12: QYWP4YGCBBWB · pith_short_16: QYWP4YGCBBWBMVC5 · pith_short_8: QYWP4YGC

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/QYWP4YGCBBWBMVC5JWWPCDPD2R \
  | 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: 862cfe60c2086c16545d4dacf10de3d463b9154b740327a5c669462784b024ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06335f97e1f74ae9ad4c1199c392e67114600b44e037b7a80949bc46b4fd3c80",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2012-05-07T06:15:15Z",
    "title_canon_sha256": "860bd8c32bc98244bce40e0648258222aa5188ce708bb62ad8ee864ae2cfe2f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1287",
    "kind": "arxiv",
    "version": 7
  }
}