Pith Number

pith:E4LN6TGI

pith:2021:E4LN6TGIV4GQZUT6ESANH2D6H5

not attested not anchored not stored refs pending

Personalized Keyphrase Detection using Speaker and Environment Information

Arun Narayanan, Ding Zhao, Ian McGraw, Qiao Liang, Quan Wang, Rajeev Rikhye, Yanzhang He, Yiteng (Arden) Huang

arxiv:2104.13970 v2 · 2021-04-28 · eess.AS · cs.LG · 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{E4LN6TGIV4GQZUT6ESANH2D6H5}

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	2026-07-05T02:49:30.198992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2716df4cc8af0d0cd27e2480d3e87e3f6ee7e732d2a46f54e576e9c21c9ca95d

Aliases

arxiv: 2104.13970 · arxiv_version: 2104.13970v2 · doi: 10.48550/arxiv.2104.13970 · pith_short_12: E4LN6TGIV4GQ · pith_short_16: E4LN6TGIV4GQZUT6 · pith_short_8: E4LN6TGI

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/E4LN6TGIV4GQZUT6ESANH2D6H5 \
  | 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: 2716df4cc8af0d0cd27e2480d3e87e3f6ee7e732d2a46f54e576e9c21c9ca95d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fca95a34c5ba5b15e57035fa4e2aa2eb99050542877da562e40c949f7ce3957",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-04-28T18:50:19Z",
    "title_canon_sha256": "5f0cc0ea3273410cc88aa605268e178162e5de5fba0d961568bbd29283cda609"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.13970",
    "kind": "arxiv",
    "version": 2
  }
}