Pith Number

pith:ME5QIBOY

pith:2016:ME5QIBOYFRR77ERQCJHWFMNUC4

not attested not anchored not stored refs pending

A spectral-spatial fusion model for robust blood pulse waveform extraction in photoplethysmographic imaging

Alexander Wong, David A Clausi, Robert Amelard

arxiv:1606.09118 v1 · 2016-06-29 · cs.CV · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ME5QIBOYFRR77ERQCJHWFMNUC4}

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	2026-05-18T01:11:41.705523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

613b0405d82c63ff9230124f62b1b41719a5265ca55aa748f325c9a929ad07ec

Aliases

arxiv: 1606.09118 · arxiv_version: 1606.09118v1 · doi: 10.48550/arxiv.1606.09118 · pith_short_12: ME5QIBOYFRR7 · pith_short_16: ME5QIBOYFRR77ERQ · pith_short_8: ME5QIBOY

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/ME5QIBOYFRR77ERQCJHWFMNUC4 \
  | 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: 613b0405d82c63ff9230124f62b1b41719a5265ca55aa748f325c9a929ad07ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7902c3e12eb27ce32d06b03fd3c6b5978588bd6168fa1879ef6b2ac09de720a2",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-06-29T14:31:09Z",
    "title_canon_sha256": "cde1a70bf17c13c869418a833645bd8336f8b1ec18ff1923335c4a842cb2ff21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.09118",
    "kind": "arxiv",
    "version": 1
  }
}