Pith Number

pith:V5LBFQXV

pith:2025:V5LBFQXVIYQXIYCGOQV2GHOZ74

not attested not anchored not stored refs pending

Grounding Functional Similarity by Invariance-Aware Model Stitching

Anmar Karmush, Ioannis Athanasiadis, Michael Felsberg

arxiv:2505.20142 v2 · 2025-05-26 · 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{V5LBFQXVIYQXIYCGOQV2GHOZ74}

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	2026-06-03T00:05:03.156221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af5612c2f54621746046742ba31dd9ff1f111b6ea2ec12df91e6a50ed2137304

Aliases

arxiv: 2505.20142 · arxiv_version: 2505.20142v2 · doi: 10.48550/arxiv.2505.20142 · pith_short_12: V5LBFQXVIYQX · pith_short_16: V5LBFQXVIYQXIYCG · pith_short_8: V5LBFQXV

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/V5LBFQXVIYQXIYCGOQV2GHOZ74 \
  | 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: af5612c2f54621746046742ba31dd9ff1f111b6ea2ec12df91e6a50ed2137304

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97451af2dec1d7b4a42124e813e5c48ea7b726ed134985e26107ade95c38d1ab",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-26T15:44:26Z",
    "title_canon_sha256": "70e52d01a37690e33d1ec48f3760dc7180ef634b1a6813e4887175e65f064255"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20142",
    "kind": "arxiv",
    "version": 2
  }
}