Pith Number

pith:73UL4AXP

pith:2025:73UL4AXPJ2ZH7FXG5RYAUYWPBG

not attested not anchored not stored refs pending

Compressive Meta-Learning

Alexander G. Ioannidis, Daniel Mas Montserrat, David Bonet, Maria Perera, Xavier Gir\'o-i-Nieto

arxiv:2508.11090 v1 · 2025-08-14 · cs.LG · cs.AI · cs.CE · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73UL4AXPJ2ZH7FXG5RYAUYWPBG}

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	2026-07-05T11:54:18.305664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fee8be02ef4eb27f96e6ec700a62cf099864c574377e3643371dc9ac491114bc

Aliases

arxiv: 2508.11090 · arxiv_version: 2508.11090v1 · doi: 10.48550/arxiv.2508.11090 · pith_short_12: 73UL4AXPJ2ZH · pith_short_16: 73UL4AXPJ2ZH7FXG · pith_short_8: 73UL4AXP

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/73UL4AXPJ2ZH7FXG5RYAUYWPBG \
  | 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: fee8be02ef4eb27f96e6ec700a62cf099864c574377e3643371dc9ac491114bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa48e72fbf25097809340eab795f5d9ff49ae93f665395d3fadba07c327b5afb",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CE",
      "cs.DB"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-14T22:08:06Z",
    "title_canon_sha256": "a809e40cbc0a4fbdab72a43ec9b950907a8b01ec33ec4ee3516dfb44e1a064b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.11090",
    "kind": "arxiv",
    "version": 1
  }
}