Pith Number

pith:2S54ECTE

pith:2018:2S54ECTEQHXWHNJ5OP5MMVLHYY

not attested not anchored not stored refs pending

Smartphone-based point-of-care lipid blood test performance evaluation compared with a clinical diagnostic laboratory method

In-Uk Song, Jaekyu Choi, Juhee Lee, Kyongsik Yun, Yong-An Chung

arxiv:1804.07387 v1 · 2018-04-19 · q-bio.QM · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2S54ECTEQHXWHNJ5OP5MMVLHYY}

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	2026-05-18T00:17:58.974394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4bbc20a6481ef63b53d73fac65567c60584150811f44dcc04c6b94e20610424

Aliases

arxiv: 1804.07387 · arxiv_version: 1804.07387v1 · doi: 10.48550/arxiv.1804.07387 · pith_short_12: 2S54ECTEQHXW · pith_short_16: 2S54ECTEQHXWHNJ5 · pith_short_8: 2S54ECTE

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/2S54ECTEQHXWHNJ5OP5MMVLHYY \
  | 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: d4bbc20a6481ef63b53d73fac65567c60584150811f44dcc04c6b94e20610424

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be42b8c887052ab4e32597d9f83d7493a6365419b58454596c14c8c4bd37d8db",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2018-04-19T21:48:58Z",
    "title_canon_sha256": "ec6e0ae014f9a0077a7daf89270fd1ac4df704aa4e20984ae72e7478586de440"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07387",
    "kind": "arxiv",
    "version": 1
  }
}