Pith Number

pith:JHKZ5IBH

pith:2014:JHKZ5IBHKXVSYWRT5R74QW7LJP

not attested not anchored not stored refs pending

Quick Detection of Contaminants Leaching from Polypropylene Centrifuge Tube with Surface Enhanced Raman Spectroscopy and Ultra Violet Absorption Spectroscopy

Logan Liu, Zhida Xu

arxiv:1402.1724 v1 · 2014-02-07 · q-bio.QM · physics.chem-ph · 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{JHKZ5IBHKXVSYWRT5R74QW7LJP}

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	2026-05-18T01:01:29.548368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49d59ea02755eb2c5a33ec7fc85beb4bfbd4af2cead2dcffc7ec9982470b0248

Aliases

arxiv: 1402.1724 · arxiv_version: 1402.1724v1 · doi: 10.48550/arxiv.1402.1724 · pith_short_12: JHKZ5IBHKXVS · pith_short_16: JHKZ5IBHKXVSYWRT · pith_short_8: JHKZ5IBH

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/JHKZ5IBHKXVSYWRT5R74QW7LJP \
  | 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: 49d59ea02755eb2c5a33ec7fc85beb4bfbd4af2cead2dcffc7ec9982470b0248

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daaa0f88300a2ec48c9a9d50f122d1baba8df94dab980d52b59e3c1569520aa9",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2014-02-07T18:23:32Z",
    "title_canon_sha256": "1cae84c6a0a16705985ecaa777586e1f94db5a75d2adeef054ddbc5f779aeec1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1724",
    "kind": "arxiv",
    "version": 1
  }
}