Pith Number

pith:XY2ITLFF

pith:2020:XY2ITLFFRXPWXHSO47YEPUUIAO

not attested not anchored not stored refs pending

Underwater Acoustic Multiplexing Communication by Pentamode Metasurface

Han Jia, Jun Yang, Ke Deng, Xuecong Sun, Yu Shi, Zhaoyong Sun, Zhongkun Jin

arxiv:2011.06768 v3 · 2020-11-13 · 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{XY2ITLFFRXPWXHSO47YEPUUIAO}

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	2026-07-05T01:56:32.248832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be3489aca58ddf6b9e4ee7f047d2880381282c2639710af008b93aacc9f9189a

Aliases

arxiv: 2011.06768 · arxiv_version: 2011.06768v3 · doi: 10.48550/arxiv.2011.06768 · pith_short_12: XY2ITLFFRXPW · pith_short_16: XY2ITLFFRXPWXHSO · pith_short_8: XY2ITLFF

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/XY2ITLFFRXPWXHSO47YEPUUIAO \
  | 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: be3489aca58ddf6b9e4ee7f047d2880381282c2639710af008b93aacc9f9189a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3717d7f25a86e3d8c9df3184053069c8dea1690909f0611ad91584d534aee3fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-11-13T05:38:31Z",
    "title_canon_sha256": "54e55227afafab0620968d14eda9c7f5ad9ced2a449faad12cca2f52dde9b711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.06768",
    "kind": "arxiv",
    "version": 3
  }
}