Pith Number

pith:AC6SJFAF

pith:2020:AC6SJFAFPA2MWCWRFVVA4SP4WB

not attested not anchored not stored refs pending

Bringing in the outliers: A sparse subspace clustering approach to learn a dictionary of mouse ultrasonic vocalizations

Allison T. Knoll, Jiaxi Wang, Karel Mundnich, Pat Levitt, Shrikanth Narayanan

arxiv:2003.05897 v1 · 2020-03-12 · eess.AS · 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{AC6SJFAFPA2MWCWRFVVA4SP4WB}

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	2026-07-05T00:47:35.198941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00bd2494057834cb0ad12d6a0e49fcb069aeb533721059f93d795efae73d4955

Aliases

arxiv: 2003.05897 · arxiv_version: 2003.05897v1 · doi: 10.48550/arxiv.2003.05897 · pith_short_12: AC6SJFAFPA2M · pith_short_16: AC6SJFAFPA2MWCWR · pith_short_8: AC6SJFAF

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/AC6SJFAFPA2MWCWRFVVA4SP4WB \
  | 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: 00bd2494057834cb0ad12d6a0e49fcb069aeb533721059f93d795efae73d4955

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acd1bc4aedaf0dadcbd23cec7721bf0250d53f186344d700a440bb255a27ffc7",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2020-03-12T16:55:37Z",
    "title_canon_sha256": "46f935b4cc071c0b97ab24c0300cbc069363358ac1ee1b88f05eb33b6cc36c59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.05897",
    "kind": "arxiv",
    "version": 1
  }
}