Pith Number

pith:CPR7PHGQ

pith:2026:CPR7PHGQQOORT5ITXAWAW5XNLF

not attested not anchored not stored refs pending

Forecast Collapse in Time-Series Foundation Models

Guangqi Liu, Hank Zhu, Huan Liu, Miles Ma, Qingsong Wen, Shu Wan, Stephen Wang

arxiv:2608.14106 v1 · 2026-08-14 · cs.LG · cs.AI · cs.CE · 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{CPR7PHGQQOORT5ITXAWAW5XNLF}

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	2026-08-17T01:12:03.699841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13e3f79cd0839d19f513b82c0b76ed5974acb708738394485fba56e87e296c03

Aliases

arxiv: 2608.14106 · arxiv_version: 2608.14106v1 · doi: 10.48550/arxiv.2608.14106 · pith_short_12: CPR7PHGQQOOR · pith_short_16: CPR7PHGQQOORT5IT · pith_short_8: CPR7PHGQ

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/CPR7PHGQQOORT5ITXAWAW5XNLF \
  | 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: 13e3f79cd0839d19f513b82c0b76ed5974acb708738394485fba56e87e296c03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0077db2b0bd94add632593591e9f84c51c3a8627f3edbb2bdb43a2f510b4865",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CE",
      "stat.AP",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-08-14T09:08:02Z",
    "title_canon_sha256": "f3b450e2ca81bc69c1c3c918e3a43ded12bff2504b3b1db6bb164e206e261593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.14106",
    "kind": "arxiv",
    "version": 1
  }
}