Pith Number

pith:JKQMA2A4

pith:2026:JKQMA2A4I4AEU3O6ONCNUFEYQY

not attested not anchored not stored refs pending

A Fiber Criterion for Representation Identifiability in Supervised Learning

Vasileios Sevetlidis

arxiv:2606.01092 v1 · 2026-05-31 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JKQMA2A4I4AEU3O6ONCNUFEYQY}

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	2026-06-02T01:04:20.990793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aa0c0681c47004a6dde7344da149886070f64edc68cfd5dfe2bf49467e90239

Aliases

arxiv: 2606.01092 · arxiv_version: 2606.01092v1 · doi: 10.48550/arxiv.2606.01092 · pith_short_12: JKQMA2A4I4AE · pith_short_16: JKQMA2A4I4AEU3O6 · pith_short_8: JKQMA2A4

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/JKQMA2A4I4AEU3O6ONCNUFEYQY \
  | 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: 4aa0c0681c47004a6dde7344da149886070f64edc68cfd5dfe2bf49467e90239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d9b36192ee8cb981018adf5a60588fc1efb158f51e1bca1ec652ba014900ec5",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-31T08:25:07Z",
    "title_canon_sha256": "c7d1daa8924b2fba50683851fea3e276f7ffa7bb3ebc3efdc4554c23bf240381"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.01092",
    "kind": "arxiv",
    "version": 1
  }
}