Pith Number

pith:DJ4T5RFT

pith:2018:DJ4T5RFT5BYM3IZAYNV5YHCTJX

not attested not anchored not stored refs pending

A machine learning approach to reconstruction of heart surface potentials from body surface potentials

Avinash Malik, Mark Trew, Tommy Peng

arxiv:1802.02240 v1 · 2018-01-19 · cs.LG · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJ4T5RFT5BYM3IZAYNV5YHCTJX}

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	2026-05-18T00:24:08.831233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a793ec4b3e870cda320c36bdc1c534dedc64a26fd7a721405c497267ae2046a

Aliases

arxiv: 1802.02240 · arxiv_version: 1802.02240v1 · doi: 10.48550/arxiv.1802.02240 · pith_short_12: DJ4T5RFT5BYM · pith_short_16: DJ4T5RFT5BYM3IZA · pith_short_8: DJ4T5RFT

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/DJ4T5RFT5BYM3IZAYNV5YHCTJX \
  | 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: 1a793ec4b3e870cda320c36bdc1c534dedc64a26fd7a721405c497267ae2046a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fc0310672689a47955e39b9e571723a6e9cbe548bdecb08c449e335bcb2e252",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-01-19T22:36:46Z",
    "title_canon_sha256": "1196570bc818b7fabbc0e750061c5ff4325e175c0fe032c61f0613a67e1e2f38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02240",
    "kind": "arxiv",
    "version": 1
  }
}