Pith Number

pith:CWUBIYJC

pith:2026:CWUBIYJCBDNYBQPRONQ23G635M

not attested not anchored not stored refs pending

Representing and Detecting Label Ambiguity in IMU-Based Exercise Evaluation

Andreas Spilz, Heiko Oppel, Michael Munz

arxiv:2607.04842 v1 · 2026-07-06 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWUBIYJCBDNYBQPRONQ23G635M}

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	2026-07-07T02:20:06.555378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15a814612208db80c1f17361ad9bdbeb01252ee4a465447bc2c268bf20386f24

Aliases

arxiv: 2607.04842 · arxiv_version: 2607.04842v1 · doi: 10.48550/arxiv.2607.04842 · pith_short_12: CWUBIYJCBDNY · pith_short_16: CWUBIYJCBDNYBQPR · pith_short_8: CWUBIYJC

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/CWUBIYJCBDNYBQPRONQ23G635M \
  | 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: 15a814612208db80c1f17361ad9bdbeb01252ee4a465447bc2c268bf20386f24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b8bd9f441f89b1451845d112311a3b56120556814c11ee3eb23f097ce3ee0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-06T09:12:33Z",
    "title_canon_sha256": "9079c26fa41f33b41316be248379be4024c56e544018ac794f131251bc6579ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.04842",
    "kind": "arxiv",
    "version": 1
  }
}