Pith Number

pith:I4OZIV3B

pith:2026:I4OZIV3BVCMGPQF5SABXR5EXMX

not attested not anchored not stored refs pending

Enhancing IMU-Based Online Handwriting Recognition via Contrastive Learning with Zero Inference Overhead

Bj\"orn Eskofier, Dario Zanca, Jens Barth, Jindong Li, Peter K\"ampf, Tim Hamann, Vincent Christlein

arxiv:2602.07049 v2 · 2026-02-04 · cs.CV · 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{I4OZIV3BVCMGPQF5SABXR5EXMX}

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	2026-06-23T02:13:20.701379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

471d945761a89867c0bd900378f49765d3e7601108d48254e735d5fc999cf818

Aliases

arxiv: 2602.07049 · arxiv_version: 2602.07049v2 · doi: 10.48550/arxiv.2602.07049 · pith_short_12: I4OZIV3BVCMG · pith_short_16: I4OZIV3BVCMGPQF5 · pith_short_8: I4OZIV3B

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/I4OZIV3BVCMGPQF5SABXR5EXMX \
  | 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: 471d945761a89867c0bd900378f49765d3e7601108d48254e735d5fc999cf818

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c986a32c127617cbe0bfe162fed012ae31d6e247a8fe2888c4ecee4b121673b4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-02-04T13:44:54Z",
    "title_canon_sha256": "6888507819d7067017a0310065cf30b7214708d01d0b0de76b3b57aa66c69458"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.07049",
    "kind": "arxiv",
    "version": 2
  }
}