Pith Number

pith:WT7N5C7Q

pith:2026:WT7N5C7QK4T4ZHL2JPJX3EXTAT

not attested not anchored not stored refs pending

The FIL Hypothesis: Inductive Biases Help with Kernel Engineering

Iryna Gurevych, Nikolai Rozanov, Preslav Nakov, Subhabrata Dutta

arxiv:2606.30442 v1 · 2026-06-29 · 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{WT7N5C7QK4T4ZHL2JPJX3EXTAT}

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	2026-06-30T02:18:15.337156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4fede8bf05727cc9d7a4bd37d92f304f1d2dda3b75e64f83fbd7153849082d9

Aliases

arxiv: 2606.30442 · arxiv_version: 2606.30442v1 · doi: 10.48550/arxiv.2606.30442 · pith_short_12: WT7N5C7QK4T4 · pith_short_16: WT7N5C7QK4T4ZHL2 · pith_short_8: WT7N5C7Q

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/WT7N5C7QK4T4ZHL2JPJX3EXTAT \
  | 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: b4fede8bf05727cc9d7a4bd37d92f304f1d2dda3b75e64f83fbd7153849082d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d757ee8aec8b0393f13d3cb7fda7f227962fc959334f8a0b53c83dbeb30c2e0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-29T15:16:33Z",
    "title_canon_sha256": "5be2f2451ade4c1cb99a094330d867519efb804af87a9e57de8a29b217d5335b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30442",
    "kind": "arxiv",
    "version": 1
  }
}