Pith Number

pith:VWGPTAEL

pith:2012:VWGPTAELWHOQEEEIP2RWDX2BRZ

not attested not anchored not stored refs pending

Functional dynamic factor models with application to yield curve forecasting

Haipeng Shen, Jianhua Z. Huang, Spencer Hays

arxiv:1209.6172 v1 · 2012-09-27 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VWGPTAELWHOQEEEIP2RWDX2BRZ}

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	2026-05-18T03:44:35.139920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad8cf9808bb1dd0210887ea361df418e7d1426bbacbabaa755f4bc6efb66941e

Aliases

arxiv: 1209.6172 · arxiv_version: 1209.6172v1 · doi: 10.48550/arxiv.1209.6172 · pith_short_12: VWGPTAELWHOQ · pith_short_16: VWGPTAELWHOQEEEI · pith_short_8: VWGPTAEL

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/VWGPTAELWHOQEEEIP2RWDX2BRZ \
  | 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: ad8cf9808bb1dd0210887ea361df418e7d1426bbacbabaa755f4bc6efb66941e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "912484c8cb345b81c70f0dc6f5a769de7cc05a5d53806a9638901a282bb26312",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2012-09-27T09:34:08Z",
    "title_canon_sha256": "2ed42a397ac22a157a8bf15c22a29397f168cc9c1f7c6fb9d86a1778c37de1b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.6172",
    "kind": "arxiv",
    "version": 1
  }
}