Pith Number

pith:UMCOMW3K

pith:2026:UMCOMW3KMY43KSBAI3GKACGYOK

not attested not anchored not stored refs pending

Continual Model Routing in Evolving Model Hubs

Gerlando Gramaglia, Giacomo Carf\`i, Jack Bell, Vincenzo Lomonaco

arxiv:2605.28577 v1 · 2026-05-27 · cs.AI · 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{UMCOMW3KMY43KSBAI3GKACGYOK}

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	2026-05-28T02:04:56.835024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a304e65b6a6639b5482046cca008d872a297c901a388f598365e6393ae928725

Aliases

arxiv: 2605.28577 · arxiv_version: 2605.28577v1 · doi: 10.48550/arxiv.2605.28577 · pith_short_12: UMCOMW3KMY43 · pith_short_16: UMCOMW3KMY43KSBA · pith_short_8: UMCOMW3K

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/UMCOMW3KMY43KSBAI3GKACGYOK \
  | 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: a304e65b6a6639b5482046cca008d872a297c901a388f598365e6393ae928725

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3869892ae3b781001530fa7f625ba45b6055934410c50b23077a59d66af310aa",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-27T15:00:45Z",
    "title_canon_sha256": "65dab6cb72f10ec94dd5294e89c20b4eb2d7b64aed8c53d0d5f9a974b9c0cc6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28577",
    "kind": "arxiv",
    "version": 1
  }
}