Pith Number

pith:H3K4NY62

pith:2023:H3K4NY62UPHHOM662XXQKELFID

not attested not anchored not stored refs pending

Accelerating and enabling convergence of nonlinear solvers for Navier-Stokes equations by continuous data assimilation

Duygu Vargun, Elizabeth V. Hawkins, Leo G. Rebholz, Xuejian Li

arxiv:2306.01172 v2 · 2023-06-01 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H3K4NY62UPHHOM662XXQKELFID}

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	2026-07-05T06:34:05.873711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ed5c6e3daa3ce7733ded5ef05116540e95ed85a1b98cff469b28439d3a5f8e8

Aliases

arxiv: 2306.01172 · arxiv_version: 2306.01172v2 · doi: 10.48550/arxiv.2306.01172 · pith_short_12: H3K4NY62UPHH · pith_short_16: H3K4NY62UPHHOM66 · pith_short_8: H3K4NY62

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/H3K4NY62UPHHOM662XXQKELFID \
  | 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: 3ed5c6e3daa3ce7733ded5ef05116540e95ed85a1b98cff469b28439d3a5f8e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1609cf085450e90f91dbdd55ff1bec2df360fac8e4f56f4b7c89e7c2c4f7807",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2023-06-01T22:11:34Z",
    "title_canon_sha256": "0abd7d64550d7f6c6b8731cfe1138adb9cef909b2c98934262a968ddc4779f48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.01172",
    "kind": "arxiv",
    "version": 2
  }
}