Pith Number

pith:FLQUI5WW

pith:2026:FLQUI5WW5LYUSF2TSNOBCHJW77

not attested not anchored not stored refs pending

Symbolic Regression for Shared Expressions: Introducing Partial Parameter Sharing

Roland Herzog, Viktor Martinek

arxiv:2601.04051 v3 · 2026-01-07 · 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{FLQUI5WW5LYUSF2TSNOBCHJW77}

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.

Cited by

1 paper in Pith

Learning the Universe: The Structure of Dust Attenuation Curves in Galaxy Simulations

Receipt and verification

First computed	2026-06-04T01:09:40.744251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ae14476d6eaf1491753935c111d36fff9e38feb70791e333cb7a72f14034a25

Aliases

arxiv: 2601.04051 · arxiv_version: 2601.04051v3 · doi: 10.48550/arxiv.2601.04051 · pith_short_12: FLQUI5WW5LYU · pith_short_16: FLQUI5WW5LYUSF2T · pith_short_8: FLQUI5WW

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/FLQUI5WW5LYUSF2TSNOBCHJW77 \
  | 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: 2ae14476d6eaf1491753935c111d36fff9e38feb70791e333cb7a72f14034a25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ced65e98dc34398dc39ca24b6f4ccf3e4e076d83cc138316954b9baa6b079071",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-01-07T16:12:14Z",
    "title_canon_sha256": "abf1999406d83a7eb1a45f3195c0e4a54b99efde6bd03a2861dd51fafd9dc0c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.04051",
    "kind": "arxiv",
    "version": 3
  }
}