Pith Number

pith:M4SVQRLH

pith:2026:M4SVQRLHQRWTIHFIUEO3L24MMM

not attested not anchored not stored refs pending

The role of class encoding in neural collapse

Bastien Massion, Estelle Massart, Roy Makhlouf

arxiv:2606.00344 v1 · 2026-05-29 · 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{M4SVQRLHQRWTIHFIUEO3L24MMM}

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	2026-06-02T01:03:52.188371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6725584567846d341ca8a11db5eb8c6333a88248c211f5fcc39898936a16fd7b

Aliases

arxiv: 2606.00344 · arxiv_version: 2606.00344v1 · doi: 10.48550/arxiv.2606.00344 · pith_short_12: M4SVQRLHQRWT · pith_short_16: M4SVQRLHQRWTIHFI · pith_short_8: M4SVQRLH

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/M4SVQRLHQRWTIHFIUEO3L24MMM \
  | 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: 6725584567846d341ca8a11db5eb8c6333a88248c211f5fcc39898936a16fd7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d3f2b5ef48a538e40537090cd943c4b1f6e445c835d503ee5d8f3fb2e6060bd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-29T20:34:07Z",
    "title_canon_sha256": "e4835acf56de1456a0054a0fccc00af30fc00129ed7bced850cba80297c40b5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.00344",
    "kind": "arxiv",
    "version": 1
  }
}