Pith Number

pith:OREIKYB4

pith:2026:OREIKYB4DW3QOQC4YSDLLGQBHV

not attested not anchored not stored refs pending

NPUsper: Eliminating Redundant Computation for Real-Time Whisper on Mobile NPUs

Chengpo Yan, Hojeong Lee, Seyeon Kim, Sihyeon Lee, Suman Banerjee, Sungwon Woo

arxiv:2607.01108 v1 · 2026-07-01 · 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{OREIKYB4DW3QOQC4YSDLLGQBHV}

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	2026-07-02T01:18:29.298995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

744885603c1db707405cc486b59a013d4386b38471e84fff73c3d5b70ed6f2c9

Aliases

arxiv: 2607.01108 · arxiv_version: 2607.01108v1 · doi: 10.48550/arxiv.2607.01108 · pith_short_12: OREIKYB4DW3Q · pith_short_16: OREIKYB4DW3QOQC4 · pith_short_8: OREIKYB4

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/OREIKYB4DW3QOQC4YSDLLGQBHV \
  | 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: 744885603c1db707405cc486b59a013d4386b38471e84fff73c3d5b70ed6f2c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed97bbf3abd41fbdd0d6165ace4a67e02e6261451c905247b42fa684316ccfef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2026-07-01T16:00:16Z",
    "title_canon_sha256": "3ea4915671fdb3d4dc65b7d328b158ff29efd306294fd3aba80de9a6631f8c9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01108",
    "kind": "arxiv",
    "version": 1
  }
}