Pith Number

pith:2PTZCYYD

pith:2025:2PTZCYYDNGYKQKCFXBBXPRBXVF

not attested not anchored not stored refs pending

Tailored Forecasting from Short Time Series via Meta-learning

Andrew Pomerance, Brian Hunt, Declan A. Norton, Edward Ott, Michelle Girvan

arxiv:2501.16325 v2 · 2025-01-27 · cs.LG · nlin.CD · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PTZCYYDNGYKQKCFXBBXPRBXVF}

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

2 papers in Pith

Why Do Time Series Models Need Long Context Windows?

Super-Linear: A Lightweight Pretrained Mixture of Linear Experts for Time Series Forecasting

Receipt and verification

First computed	2026-07-05T11:45:55.561681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3e791630369b0a82845b84377c437a97e3d70daf2137e9466de2dc3c1c34340

Aliases

arxiv: 2501.16325 · arxiv_version: 2501.16325v2 · doi: 10.48550/arxiv.2501.16325 · pith_short_12: 2PTZCYYDNGYK · pith_short_16: 2PTZCYYDNGYKQKCF · pith_short_8: 2PTZCYYD

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/2PTZCYYDNGYKQKCFXBBXPRBXVF \
  | 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: d3e791630369b0a82845b84377c437a97e3d70daf2137e9466de2dc3c1c34340

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94f25bdad69e148d8b7cdac2553ecefba3dad41bd8427b9a83940e8b0f6c838d",
    "cross_cats_sorted": [
      "nlin.CD",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-27T18:58:04Z",
    "title_canon_sha256": "04c266671ff854019526360304f906ca335b85f9e472e705020fb5948f9b5b1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.16325",
    "kind": "arxiv",
    "version": 2
  }
}