Pith Number

pith:J5LBAF4P

pith:2022:J5LBAF4PBZ2623EIENEVWL5TTJ

not attested not anchored not stored refs pending

An open tool based on lifex for myofibers generation in cardiac computational models

Alfio Quarteroni, Luca Dede', Marco Fedele, Pasquale C. Africa, Roberto Piersanti

arxiv:2201.03303 v4 · 2022-01-10 · cs.MS · cs.DC · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J5LBAF4PBZ2623EIENEVWL5TTJ}

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	2026-07-05T05:04:11.662361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f5610178f0e75ed6c8823495b2fb39a5e3611e34cbf89ffe927c6acb949457c

Aliases

arxiv: 2201.03303 · arxiv_version: 2201.03303v4 · doi: 10.48550/arxiv.2201.03303 · pith_short_12: J5LBAF4PBZ26 · pith_short_16: J5LBAF4PBZ2623EI · pith_short_8: J5LBAF4P

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/J5LBAF4PBZ2623EIENEVWL5TTJ \
  | 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: 4f5610178f0e75ed6c8823495b2fb39a5e3611e34cbf89ffe927c6acb949457c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af454e2cbd251a81fe6ec7317cc728ab49cae6b0b4523ae1103170c8a2239f1c",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2022-01-10T12:08:57Z",
    "title_canon_sha256": "eb06564424fcdaa2e4b231e250ba353bc0661542d19cda92a1dcfd73964571b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.03303",
    "kind": "arxiv",
    "version": 4
  }
}