Pith Number

pith:OP5CIZ2D

pith:2020:OP5CIZ2D4U4YXA3WLFOU2GL7LK

not attested not anchored not stored refs pending

Machine Learning Advances for Time Series Forecasting

Eduardo F. Mendes, Marcelo C. Medeiros, Ricardo P. Masini

arxiv:2012.12802 v3 · 2020-12-23 · econ.EM · cs.LG · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OP5CIZ2D4U4YXA3WLFOU2GL7LK}

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	2026-07-05T02:30:31.152701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73fa246743e5398b8376595d4d197f5a802e63b906b942070e43d9a6c03874ca

Aliases

arxiv: 2012.12802 · arxiv_version: 2012.12802v3 · doi: 10.48550/arxiv.2012.12802 · pith_short_12: OP5CIZ2D4U4Y · pith_short_16: OP5CIZ2D4U4YXA3W · pith_short_8: OP5CIZ2D

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/OP5CIZ2D4U4YXA3WLFOU2GL7LK \
  | 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: 73fa246743e5398b8376595d4d197f5a802e63b906b942070e43d9a6c03874ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "261821e67cd97fbf2b0e1f5482bbe357384b56b1b239c24d8b425959c2cd81fb",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2020-12-23T17:01:56Z",
    "title_canon_sha256": "1e338b16c7a92496d2a6b23ceea2650b126cc66b1325e77318c0f4600186febe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.12802",
    "kind": "arxiv",
    "version": 3
  }
}