Pith Number

pith:GKXRPLDQ

pith:2025:GKXRPLDQPWDB5CA32H2UQ6JPHA

not attested not anchored not stored refs pending

Regularization via f-Divergence: An Application to Multi-Oxide Spectroscopic Analysis

Brendan Gifford, Carey Legett, Elizabeth Sklute, Natalie Klein, Samuel Clegg, Weizhi Li

arxiv:2502.03755 v1 · 2025-02-06 · 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{GKXRPLDQPWDB5CA32H2UQ6JPHA}

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	2026-07-05T10:10:14.575916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32af17ac707d861e881bd1f548792f3822dee67d75ac495dd7f2c9fba32edcbd

Aliases

arxiv: 2502.03755 · arxiv_version: 2502.03755v1 · doi: 10.48550/arxiv.2502.03755 · pith_short_12: GKXRPLDQPWDB · pith_short_16: GKXRPLDQPWDB5CA3 · pith_short_8: GKXRPLDQ

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/GKXRPLDQPWDB5CA32H2UQ6JPHA \
  | 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: 32af17ac707d861e881bd1f548792f3822dee67d75ac495dd7f2c9fba32edcbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "854940761b60fb31cc7f9afbb17285324b6ea8be9de37797f4e6847e2b1f7e25",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-06T03:37:35Z",
    "title_canon_sha256": "3ec5c59163359106456c27d69d3fdbe607e31f2a3303481b0446eef2138f81d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.03755",
    "kind": "arxiv",
    "version": 1
  }
}