Pith Number

pith:PYY4PK4L

pith:2019:PYY4PK4LW5EFK2QYB2FALKGGMY

not attested not anchored not stored refs pending

Why Pacing Frequency Affects the Production of Early Afterdepolarizations in Cardiomyocytes: An Explanation Revealed by Slow/Fast Analysis of a Minimal Model

Richard Bertram, Theodore Vo

arxiv:1901.10807 v1 · 2019-01-14 · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYY4PK4LW5EFK2QYB2FALKGGMY}

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	2026-05-17T23:46:12.411703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e31c7ab8bb748556a180e8a05a8c66622f9ac77abcfa73f42f5e1a78e8c23b6

Aliases

arxiv: 1901.10807 · arxiv_version: 1901.10807v1 · doi: 10.48550/arxiv.1901.10807 · pith_short_12: PYY4PK4LW5EF · pith_short_16: PYY4PK4LW5EFK2QY · pith_short_8: PYY4PK4L

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/PYY4PK4LW5EFK2QYB2FALKGGMY \
  | 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: 7e31c7ab8bb748556a180e8a05a8c66622f9ac77abcfa73f42f5e1a78e8c23b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e001473113fdb2104d9f5efad929bed97e546555ecfdfb227eac01633a3b82c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.TO",
    "submitted_at": "2019-01-14T03:06:06Z",
    "title_canon_sha256": "02822edf92d19b9c25386ad0fa616684657867ffc45708d509f5db4118be65f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10807",
    "kind": "arxiv",
    "version": 1
  }
}