Pith Number

pith:UAXVANY3

pith:2026:UAXVANY3OTOA5RC7GVYWNDV3ZO

not attested not anchored not stored refs pending

Olivia: Harmonizing Time Series Foundation Models with Power Spectral Density

Alex Xing Wang, Jingru Fei, Kun Yi, Qingsong Wen, Wei Fan, Xiangxiang Zhu

arxiv:2605.17340 v1 · 2026-05-17 · 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{UAXVANY3OTOA5RC7GVYWNDV3ZO}

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	2026-05-20T00:03:53.076699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a02f50371b74dc0ec45f3571668ebbcbad4da5f7904f668eb1a75517ee7c5f2e

Aliases

arxiv: 2605.17340 · arxiv_version: 2605.17340v1 · doi: 10.48550/arxiv.2605.17340 · pith_short_12: UAXVANY3OTOA · pith_short_16: UAXVANY3OTOA5RC7 · pith_short_8: UAXVANY3

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/UAXVANY3OTOA5RC7GVYWNDV3ZO \
  | 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: a02f50371b74dc0ec45f3571668ebbcbad4da5f7904f668eb1a75517ee7c5f2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e68be6e9e68ba6b6835bb19ffbf6fbb4575e8a1446d3db77083123d4704d8ad7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-17T09:19:22Z",
    "title_canon_sha256": "65edf9c5b4abe8dbed3acc4e0dfb7af97bc4359b86a22092b43171f2ad6f2b10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17340",
    "kind": "arxiv",
    "version": 1
  }
}