Pith Number

pith:BIM5DOPZ

pith:2019:BIM5DOPZ4L7KH4XIWHGLT46GPX

not attested not anchored not stored refs pending

Sound Reception System by an Acoustic Luneburg Lens

Byeong-Won, Gung Su Lim, Kyung-Min, Sang-Hoon Kim

arxiv:1906.07174 v1 · 2019-06-17 · 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{BIM5DOPZ4L7KH4XIWHGLT46GPX}

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	2026-05-17T23:43:08.619346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a19d1b9f9e2fea3f2e8b1ccb9f3c67de965433ec0410d0d444097307d5e6c86

Aliases

arxiv: 1906.07174 · arxiv_version: 1906.07174v1 · doi: 10.48550/arxiv.1906.07174 · pith_short_12: BIM5DOPZ4L7K · pith_short_16: BIM5DOPZ4L7KH4XI · pith_short_8: BIM5DOPZ

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/BIM5DOPZ4L7KH4XIWHGLT46GPX \
  | 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: 0a19d1b9f9e2fea3f2e8b1ccb9f3c67de965433ec0410d0d444097307d5e6c86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e5f6a971a77a71c94d36bb372370d70f368b096d1ed2db505817812d9390e73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-06-17T02:37:27Z",
    "title_canon_sha256": "9d0727b958b2d61358759407dcfb556b5f3e1948ee2f547481948ed5685b2715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07174",
    "kind": "arxiv",
    "version": 1
  }
}