Pith Number

pith:EULYJ3SD

pith:2019:EULYJ3SDB7FWSOVHWB2SFALS47

not attested not anchored not stored refs pending

On Acoustic Modeling for Broadband Beamforming

Amit Chhetri, Guangdong Pan, Mohamed Mansour, Wontak Kim

arxiv:1904.08971 v1 · 2019-04-18 · cs.SD · cs.MM · 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{EULYJ3SDB7FWSOVHWB2SFALS47}

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	2026-05-17T23:42:49.768102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

251784ee430fcb693aa7b075228172e7ed63757c9f4d30a9ce1111d9894541d9

Aliases

arxiv: 1904.08971 · arxiv_version: 1904.08971v1 · doi: 10.48550/arxiv.1904.08971 · pith_short_12: EULYJ3SDB7FW · pith_short_16: EULYJ3SDB7FWSOVH · pith_short_8: EULYJ3SD

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/EULYJ3SDB7FWSOVHWB2SFALS47 \
  | 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: 251784ee430fcb693aa7b075228172e7ed63757c9f4d30a9ce1111d9894541d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31fb9559d0b2b58b397a17a22ec3b72dd8834ea0a2d1b0b9e1b1eca42398c8a2",
    "cross_cats_sorted": [
      "cs.MM",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2019-04-18T18:38:28Z",
    "title_canon_sha256": "299a3949e0c218c0ee1c21facfcf7fcbb2095832a4d385b8a60917a270fe5bb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08971",
    "kind": "arxiv",
    "version": 1
  }
}