Pith Number

pith:HX3MKKXE

pith:2026:HX3MKKXEKR3ARE5EBBMZ4DB4HX

not attested not anchored not stored refs pending

Releasing the pressure: High-order surface flow discretizations via discrete Helmholtz-Hodge decompositions

Christoph Lehrenfeld, Max Wardetzky, Tim Br\"uers, Tim van Beeck

arxiv:2603.27714 v2 · 2026-03-29 · math.NA · cs.NA · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HX3MKKXEKR3ARE5EBBMZ4DB4HX}

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	2026-06-19T16:11:22.566814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3df6c52ae454760893a408599e0c3c3dd6f12e78d47f04603eacb66ec45f0238

Aliases

arxiv: 2603.27714 · arxiv_version: 2603.27714v2 · doi: 10.48550/arxiv.2603.27714 · pith_short_12: HX3MKKXEKR3A · pith_short_16: HX3MKKXEKR3ARE5E · pith_short_8: HX3MKKXE

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/HX3MKKXEKR3ARE5EBBMZ4DB4HX \
  | 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: 3df6c52ae454760893a408599e0c3c3dd6f12e78d47f04603eacb66ec45f0238

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4b284f62bc74fb5138eb5dcc67d49242f3187120a3bd62cd07f9b3870b9768b",
    "cross_cats_sorted": [
      "cs.NA",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-03-29T14:34:27Z",
    "title_canon_sha256": "06bbde0a3c1cce98b88ef57804fd38380f3a4f0a998c7b742f4ac917d4734f66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.27714",
    "kind": "arxiv",
    "version": 2
  }
}