Pith Number

pith:6XA5HQ7S

pith:2026:6XA5HQ7SH2AFDUKID5ONGJAS35

not attested not anchored not stored refs pending

Cross-Layer Subspace Coupling for LLM Compression: A Unifying Framework and Its Empirical Limits

Snigdha Chandan Khilar

arxiv:2605.30836 v1 · 2026-05-29 · cs.LG · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6XA5HQ7SH2AFDUKID5ONGJAS35}

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	2026-06-01T01:03:20.076427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5c1d3c3f23e8051d1481f5cd32412df73377bdef6174cb084cab4257bc02d57

Aliases

arxiv: 2605.30836 · arxiv_version: 2605.30836v1 · doi: 10.48550/arxiv.2605.30836 · pith_short_12: 6XA5HQ7SH2AF · pith_short_16: 6XA5HQ7SH2AFDUKI · pith_short_8: 6XA5HQ7S

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/6XA5HQ7SH2AFDUKID5ONGJAS35 \
  | 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: f5c1d3c3f23e8051d1481f5cd32412df73377bdef6174cb084cab4257bc02d57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44a9127a37fd327e0de474a51b97c019514f2a9b79abbb6c76fd2ac28b0ec9d9",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-29T04:45:03Z",
    "title_canon_sha256": "c9059781510942ba8eb98395eda0d3d1119f6d465ca05afee40df2dcdfdbc4ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30836",
    "kind": "arxiv",
    "version": 1
  }
}