Pith Number

pith:V24KBC46

pith:2025:V24KBC46M6KCYL55VQRHJ4KB43

not attested not anchored not stored refs pending

Steerable Invariant Beamformer Using a Differential Line Array of Omnidirectional and Directional Microphones with Null Constraints

Jiafeng Ding, Jingjing Ning, Qiaoxi Zhu, Yankai Zhang

arxiv:2508.17607 v1 · 2025-08-25 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V24KBC46M6KCYL55VQRHJ4KB43}

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	2026-07-05T11:58:44.460146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aeb8a08b9e67942c2fbdac2274f141e6c6a3fe24e66a81339525f59614b26a21

Aliases

arxiv: 2508.17607 · arxiv_version: 2508.17607v1 · doi: 10.48550/arxiv.2508.17607 · pith_short_12: V24KBC46M6KC · pith_short_16: V24KBC46M6KCYL55 · pith_short_8: V24KBC46

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/V24KBC46M6KCYL55VQRHJ4KB43 \
  | 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: aeb8a08b9e67942c2fbdac2274f141e6c6a3fe24e66a81339525f59614b26a21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a76c43b82dcc319b1fa70acdec33292cae5d8cc434a6fe9766aafd80774dcbc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-08-25T02:28:44Z",
    "title_canon_sha256": "a573ded2f9b666e2e27cbb34c89c7a2c3797c05d4c251f52d89187ebcebb5d63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.17607",
    "kind": "arxiv",
    "version": 1
  }
}