Pith Number

pith:MQXWXPS3

pith:2023:MQXWXPS3L4DQFKJYVSXMZ4EHPY

not attested not anchored not stored refs pending

Data-driven reduced-order modelling for blood flow simulations with geometry-informed snapshots

Alfons G. Hoekstra, Dongwei Ye, Valeria Krzhizhanovskaya

arxiv:2302.11006 v3 · 2023-02-21 · cs.CE · cs.LG · physics.bio-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQXWXPS3L4DQFKJYVSXMZ4EHPY}

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	2026-07-05T07:03:21.007873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

642f6bbe5b5f0702a938acaeccf0877e379f80086cb0c7749e0526f98afba748

Aliases

arxiv: 2302.11006 · arxiv_version: 2302.11006v3 · doi: 10.48550/arxiv.2302.11006 · pith_short_12: MQXWXPS3L4DQ · pith_short_16: MQXWXPS3L4DQFKJY · pith_short_8: MQXWXPS3

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/MQXWXPS3L4DQFKJYVSXMZ4EHPY \
  | 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: 642f6bbe5b5f0702a938acaeccf0877e379f80086cb0c7749e0526f98afba748

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5791292e706c914d473213ca6e06206186a1a0a30cc603dc4988dd16ab3ef5b3",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.bio-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2023-02-21T21:18:17Z",
    "title_canon_sha256": "ede556bb4a8d2bf461e786f3416044b8fd0f943a9f9a5bf30f05f46b8a2d9632"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.11006",
    "kind": "arxiv",
    "version": 3
  }
}