Pith Number

pith:JG3ZQMY3

pith:2026:JG3ZQMY3A2E77M3EMXHITRUEZ7

not attested not anchored not stored refs pending

In-Context Learning Operates as Concept Subspace Learning

Fakhri Karray, Lijie Hu, Wei Tang, Xinyan Jiang

arxiv:2605.18830 v1 · 2026-05-12 · 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{JG3ZQMY3A2E77M3EMXHITRUEZ7}

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	2026-05-20T00:06:24.827443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49b798331b0689ffb36465ce89c684cfd5d318c23f05530e52e497a9d1f0ac6d

Aliases

arxiv: 2605.18830 · arxiv_version: 2605.18830v1 · doi: 10.48550/arxiv.2605.18830 · pith_short_12: JG3ZQMY3A2E7 · pith_short_16: JG3ZQMY3A2E77M3E · pith_short_8: JG3ZQMY3

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/JG3ZQMY3A2E77M3EMXHITRUEZ7 \
  | 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: 49b798331b0689ffb36465ce89c684cfd5d318c23f05530e52e497a9d1f0ac6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa1171ebc34bb2e3bae4855537b492580d86ae6bf04f2b2a60ef8d19416f0ff7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-12T21:43:48Z",
    "title_canon_sha256": "4f3a2d3d561ae518686053e65f421a8269f4eb5ac05d2daa66f6b3d518c8cb5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18830",
    "kind": "arxiv",
    "version": 1
  }
}