Pith Number

pith:2W2LW3PQ

pith:2026:2W2LW3PQA6LRX7WK5A34NGMP4V

not attested not anchored not stored refs pending

Localization of sources in weakly nonlinear fluid systems using linear and quadratic sensitivity analysis

Qi Wang, Zejian You

arxiv:2601.06304 v2 · 2026-01-09 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2W2LW3PQA6LRX7WK5A34NGMP4V}

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	2026-05-20T00:01:38.475295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5b4bb6df007971bfecae837c6998fe56b5ee4d0bef4c1a454827dc0eb63b55b

Aliases

arxiv: 2601.06304 · arxiv_version: 2601.06304v2 · doi: 10.48550/arxiv.2601.06304 · pith_short_12: 2W2LW3PQA6LR · pith_short_16: 2W2LW3PQA6LRX7WK · pith_short_8: 2W2LW3PQ

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/2W2LW3PQA6LRX7WK5A34NGMP4V \
  | 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: d5b4bb6df007971bfecae837c6998fe56b5ee4d0bef4c1a454827dc0eb63b55b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2548feb5766dd245c6d7d46393a0b5218fa598ecaf944b50f4dde8fdc2ad8a3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-01-09T20:49:13Z",
    "title_canon_sha256": "ec6d110b6d29ea7eeed454e0b244fc041489c29303c528cc25e11a9d3fcbb592"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.06304",
    "kind": "arxiv",
    "version": 2
  }
}