Pith Number

pith:EIFNQTDJ

pith:2025:EIFNQTDJA6OANWXVMOSJMVFPBE

not attested not anchored not stored refs pending

Microscale Hydrodynamic Cloaking via Geometry Design in a Depth-Varying Hele-Shaw Cell

Guang-Hui Zheng, Hongyu Liu, Zhi-Qiang Miao

arxiv:2506.16863 v1 · 2025-06-20 · 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{EIFNQTDJA6OANWXVMOSJMVFPBE}

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	2026-07-05T11:24:44.181523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

220ad84c69079c06daf563a49654af092cd428e8f78d6ee41e5398bb32aa5bab

Aliases

arxiv: 2506.16863 · arxiv_version: 2506.16863v1 · doi: 10.48550/arxiv.2506.16863 · pith_short_12: EIFNQTDJA6OA · pith_short_16: EIFNQTDJA6OANWXV · pith_short_8: EIFNQTDJ

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/EIFNQTDJA6OANWXVMOSJMVFPBE \
  | 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: 220ad84c69079c06daf563a49654af092cd428e8f78d6ee41e5398bb32aa5bab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "872c413cd1b0f5ad5a9cd9c02de4969d904870ff3bd718b1f4adf618153150e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2025-06-20T09:27:10Z",
    "title_canon_sha256": "2f053bcc86c76ffaa85150fbc0f793a3f348193a2d76f40d4f82b82840afb8a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.16863",
    "kind": "arxiv",
    "version": 1
  }
}