Pith Number

pith:MKAWC2MD

pith:2026:MKAWC2MDBAC4LRH6GV4YOS5BKX

not attested not anchored not stored refs pending

Higher Accuracy Modular Data Assimilation for the Navier-Stokes Equations

Troy Yang

arxiv:2606.19508 v1 · 2026-06-17 · 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{MKAWC2MDBAC4LRH6GV4YOS5BKX}

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	2026-06-19T16:12:27.473938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62816169830805c5c4fe3579874ba155c671985ec93b7a5cc9dc00c57442aa1d

Aliases

arxiv: 2606.19508 · arxiv_version: 2606.19508v1 · doi: 10.48550/arxiv.2606.19508 · pith_short_12: MKAWC2MDBAC4 · pith_short_16: MKAWC2MDBAC4LRH6 · pith_short_8: MKAWC2MD

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/MKAWC2MDBAC4LRH6GV4YOS5BKX \
  | 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: 62816169830805c5c4fe3579874ba155c671985ec93b7a5cc9dc00c57442aa1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c5ce17fbfec39624022d3f6fbdd8e8e6f06b37bf38783516b33ecc43f81c16f",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-17T18:46:49Z",
    "title_canon_sha256": "69c610585118f9bb39c89e25c02bbc503fc978ab73397557b0ce80f1c8ee5fba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19508",
    "kind": "arxiv",
    "version": 1
  }
}