Pith Number

pith:YXMG3JD7

pith:2019:YXMG3JD7GEVTNVXTATAO7NTBPY

not attested not anchored not stored refs pending

A metamaterial-free fluid-flow cloak

Baile Zhang, Fuyang Tay, Honghui Goh, Hongyi Xu, Youming Zhang, Yu Luo

arxiv:1908.07169 v1 · 2019-08-20 · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YXMG3JD7GEVTNVXTATAO7NTBPY}

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	2026-07-05T03:33:36.676925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5d86da47f312b36d6f304c0efb6617e1a53bd7a0827ae2b433443f88beed8b8

Aliases

arxiv: 1908.07169 · arxiv_version: 1908.07169v1 · doi: 10.48550/arxiv.1908.07169 · pith_short_12: YXMG3JD7GEVT · pith_short_16: YXMG3JD7GEVTNVXT · pith_short_8: YXMG3JD7

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/YXMG3JD7GEVTNVXTATAO7NTBPY \
  | 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: c5d86da47f312b36d6f304c0efb6617e1a53bd7a0827ae2b433443f88beed8b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37555f32f953ae7a71e93df8f280d48e4e9d63aac48f33e4681528169ba3cec7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-08-20T05:26:40Z",
    "title_canon_sha256": "48ce22e438d061f79a056f12cec14976094962a5c0ef057040d9cb57eeacda6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07169",
    "kind": "arxiv",
    "version": 1
  }
}