Pith Number

pith:4WEDNKK5

pith:2018:4WEDNKK5QC544RY5D2X264FLCX

not attested not anchored not stored refs pending

An efficient semi-implicit method for three-dimensional non-hydrostatic flows in compliant arterial vessels

Francesco Fambri, Michael Dumbser, Vincenzo Casulli

arxiv:1808.03785 v1 · 2018-08-11 · 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{4WEDNKK5QC544RY5D2X264FLCX}

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	2026-05-18T00:08:19.729873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e58836a95d80bbce471d1eafaf70ab15f0c8f15dfdfe814c339506cdb951b679

Aliases

arxiv: 1808.03785 · arxiv_version: 1808.03785v1 · doi: 10.48550/arxiv.1808.03785 · pith_short_12: 4WEDNKK5QC54 · pith_short_16: 4WEDNKK5QC544RY5 · pith_short_8: 4WEDNKK5

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/4WEDNKK5QC544RY5D2X264FLCX \
  | 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: e58836a95d80bbce471d1eafaf70ab15f0c8f15dfdfe814c339506cdb951b679

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c677139d42f7f0146d6f40c0aebf6e7b47794ed1091c96a1de64c65be962923a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-08-11T10:29:18Z",
    "title_canon_sha256": "a37e67832dd82da1b423f27ada7662fa96e14961e8003f14e4725a5e62005bc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03785",
    "kind": "arxiv",
    "version": 1
  }
}