Pith Number

pith:33KHQ34U

pith:2013:33KHQ34U3X5IJVI3IMWTHGPGGD

not attested not anchored not stored refs pending

Enzyme-Based Logic Analysis of Biomarkers at Physiological Concentrations: AND Gate with Double-Sigmoid "Filter" Response

Evgeny Katz, Jan Halamek, Lenka Halamkova, Oleksandr Zavalov, Sevim Korkmaz, Vladimir Privman

arxiv:1304.3908 v1 · 2013-04-14 · q-bio.MN · cond-mat.soft · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33KHQ34U3X5IJVI3IMWTHGPGGD}

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	2026-05-18T03:28:03.796848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ded4786f94ddfa84d51b432d3399e630ebbb24e2c4456c71531a196928d6f1af

Aliases

arxiv: 1304.3908 · arxiv_version: 1304.3908v1 · doi: 10.48550/arxiv.1304.3908 · pith_short_12: 33KHQ34U3X5I · pith_short_16: 33KHQ34U3X5IJVI3 · pith_short_8: 33KHQ34U

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/33KHQ34U3X5IJVI3IMWTHGPGGD \
  | 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: ded4786f94ddfa84d51b432d3399e630ebbb24e2c4456c71531a196928d6f1af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdfa1fa91471076c6cc839102e5d8da3aa705a87d5e7e3b9ff7b5e6dcf350f4a",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.MN",
    "submitted_at": "2013-04-14T11:39:02Z",
    "title_canon_sha256": "3823063f937018f27ce4a4deab381af1035003272f9b908b4edfcaef29dd20e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3908",
    "kind": "arxiv",
    "version": 1
  }
}