Pith Number

pith:6ROMOXWC

pith:2017:6ROMOXWCPPDSDPVDV4GHZBXORY

not attested not anchored not stored refs pending

An Alternative Estimation Method of a Time-Varying Parameter Model

Akihiko Noda, Mikio Ito, Tatsuma Wada

arxiv:1707.06837 v2 · 2017-07-21 · stat.ME · q-fin.EC · q-fin.ST

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6ROMOXWCPPDSDPVDV4GHZBXORY}

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	2026-05-18T00:27:30.274880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f45cc75ec27bc721bea3af0c7c86ee8e242c59cab9ff388691f13cca043e0223

Aliases

arxiv: 1707.06837 · arxiv_version: 1707.06837v2 · doi: 10.48550/arxiv.1707.06837 · pith_short_12: 6ROMOXWCPPDS · pith_short_16: 6ROMOXWCPPDSDPVD · pith_short_8: 6ROMOXWC

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/6ROMOXWCPPDSDPVDV4GHZBXORY \
  | 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: f45cc75ec27bc721bea3af0c7c86ee8e242c59cab9ff388691f13cca043e0223

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2bd92f2106e8ac272a9996c364ece79cb2cb911527db96149aab5315be4b52e",
    "cross_cats_sorted": [
      "q-fin.EC",
      "q-fin.ST"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-07-21T10:52:28Z",
    "title_canon_sha256": "5fa5411bdda86d9a4237b7e97f3b4dde9893c0eac18222fe6d438a1802fdbeef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06837",
    "kind": "arxiv",
    "version": 2
  }
}