Pith Number

pith:CI7ITADK

pith:2026:CI7ITADKNZBEPHMK2A4BVNQTIW

not attested not anchored not stored refs pending

SHB-AE: Spherical harmonic beamforming based Ambisonics encoding and upscaling method for smartphone microphone array

Bin Wang, Tianshu Qu, Xueyang Lv, Yufan Qian, Yuhuan You

arxiv:2606.04584 v1 · 2026-06-03 · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CI7ITADKNZBEPHMK2A4BVNQTIW}

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	2026-06-04T01:09:19.312700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

123e89806a6e42479d8ad0381ab61345bd635af60a9e3346c36f8558b162a346

Aliases

arxiv: 2606.04584 · arxiv_version: 2606.04584v1 · doi: 10.48550/arxiv.2606.04584 · pith_short_12: CI7ITADKNZBE · pith_short_16: CI7ITADKNZBEPHMK · pith_short_8: CI7ITADK

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/CI7ITADKNZBEPHMK2A4BVNQTIW \
  | 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: 123e89806a6e42479d8ad0381ab61345bd635af60a9e3346c36f8558b162a346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3f0eb97c64678d9ff63e74f99c228f9a9845aa5848318114f5c1dd6fad6c218",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2026-06-03T08:20:15Z",
    "title_canon_sha256": "37ea6d367618975baba53fba4fc7905be036b28b3bde642f5e37cd5a5eb45968"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04584",
    "kind": "arxiv",
    "version": 1
  }
}