Pith Number

pith:MQBEBXY3

pith:2013:MQBEBXY35KHBJBOJRGYCSVKXLA

not attested not anchored not stored refs pending

Acoustic Wavefront Manipulation: Impedance Inhomogeneity and Extraordinary Reflection

Baowen Li, Cheng-Wei Qiu, Jiajun Zhao, Zhining Chen

arxiv:1301.0065 v1 · 2013-01-01 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQBEBXY35KHBJBOJRGYCSVKXLA}

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	2026-05-18T03:37:28.369855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

640240df1bea8e1485c989b029555758304f945b0b150b5ae998df8b4e7a8256

Aliases

arxiv: 1301.0065 · arxiv_version: 1301.0065v1 · doi: 10.48550/arxiv.1301.0065 · pith_short_12: MQBEBXY35KHB · pith_short_16: MQBEBXY35KHBJBOJ · pith_short_8: MQBEBXY3

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/MQBEBXY35KHBJBOJRGYCSVKXLA \
  | 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: 640240df1bea8e1485c989b029555758304f945b0b150b5ae998df8b4e7a8256

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "543c06e3c99914447cc853ba18d235053e92364dd1ecbd00406c2d6f569f1c73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-01-01T07:38:03Z",
    "title_canon_sha256": "3df52caf482f450c3447ee4f09e9cdc1dfd435d96e2c4581a73cf3f1e77efd1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0065",
    "kind": "arxiv",
    "version": 1
  }
}