Pith Number

pith:IQLJWZPN

pith:2013:IQLJWZPNXUD64M2A3Y6VHBBMXP

not attested not anchored not stored refs pending

Pressure jump interface law for the Stokes-Darcy coupling: Confirmation by direct numerical simulations

Andro Mikeli\'c, Anna Marciniak-Czochra, Christian Goll, Thomas Carraro

arxiv:1301.6580 v1 · 2013-01-25 · 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{IQLJWZPNXUD64M2A3Y6VHBBMXP}

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	2026-05-18T02:39:55.836788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44169b65edbd07ee3340de3d53842cbbcbef6e432df494665d8e20e81bcdbbd1

Aliases

arxiv: 1301.6580 · arxiv_version: 1301.6580v1 · doi: 10.48550/arxiv.1301.6580 · pith_short_12: IQLJWZPNXUD6 · pith_short_16: IQLJWZPNXUD64M2A · pith_short_8: IQLJWZPN

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/IQLJWZPNXUD64M2A3Y6VHBBMXP \
  | 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: 44169b65edbd07ee3340de3d53842cbbcbef6e432df494665d8e20e81bcdbbd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5d14aea663288d61b9aa154fcccb7fe626a94a9a53043482c03b233f2782de8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-01-25T08:31:15Z",
    "title_canon_sha256": "3f4e4deecc4edf4e49585533f34e73fa9d93d7616ecf3aa0729678d4499d67b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6580",
    "kind": "arxiv",
    "version": 1
  }
}