Pith Number

pith:O6UFOZN5

pith:2026:O6UFOZN5DI2EF7LILOPEV3BKXF

not attested not anchored not stored refs pending

Direction of arrival estimation from distant microphone data using single frequency filtering

Nilesh Madhu, Sudarsana Reddy Kadiri, Suryakanth V Gangashetty, Sushmita Thakallapalli

arxiv:2606.17263 v1 · 2026-06-15 · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6UFOZN5DI2EF7LILOPEV3BKXF}

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	2026-06-19T16:10:07.321108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77a85765bd1a3442fd685b9e4aec2ab962b4544571062db16b1272aa20e799c2

Aliases

arxiv: 2606.17263 · arxiv_version: 2606.17263v1 · doi: 10.48550/arxiv.2606.17263 · pith_short_12: O6UFOZN5DI2E · pith_short_16: O6UFOZN5DI2EF7LI · pith_short_8: O6UFOZN5

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/O6UFOZN5DI2EF7LILOPEV3BKXF \
  | 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: 77a85765bd1a3442fd685b9e4aec2ab962b4544571062db16b1272aa20e799c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e461a42bbfec1ab36145fa0431584833126fbec5b3262812dbf37a2a71392649",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2026-06-15T20:13:20Z",
    "title_canon_sha256": "69ca232cfa50d6a09995028149b5cb712ec3fabce6c41faef3a5d69ea5c1e8b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.17263",
    "kind": "arxiv",
    "version": 1
  }
}