Pith Number

pith:HZT6DRRB

pith:2026:HZT6DRRB7UOARTBN2F5346EGUZ

not attested not anchored not stored refs pending

A Linear Variable-Step Embedded ETD Scheme with Uniform-in-Time Stability for the 2D Navier--Stokes Equations

HaiFeng Wang, Min Zhang, Xiaoming Wang

arxiv:2607.17036 v1 · 2026-07-19 · math.NA · cs.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{HZT6DRRB7UOARTBN2F5346EGUZ}

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	2026-07-21T01:21:11.657226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e67e1c621fd1c08cc2dd17bbe7886a6641cc85164fa2187525518b3ba7d0f5f

Aliases

arxiv: 2607.17036 · arxiv_version: 2607.17036v1 · doi: 10.48550/arxiv.2607.17036 · pith_short_12: HZT6DRRB7UOA · pith_short_16: HZT6DRRB7UOARTBN · pith_short_8: HZT6DRRB

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/HZT6DRRB7UOARTBN2F5346EGUZ \
  | 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: 3e67e1c621fd1c08cc2dd17bbe7886a6641cc85164fa2187525518b3ba7d0f5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "375c69883768d36a4a7e15a104a68d5a8ce75ee574714e5237422ada4b3ebe17",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-07-19T02:43:30Z",
    "title_canon_sha256": "c16945187027ad456e08ac35bd740bef249a1cd4d6f20bbc0589604ff761c155"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17036",
    "kind": "arxiv",
    "version": 1
  }
}