Pith Number

pith:22QR5V4P

pith:2019:22QR5V4PZ57FHUEPA57BC7HITF

not attested not anchored not stored refs pending

A new tidy data structure to support exploration and modeling of temporal data

Dianne Cook, Earo Wang, Rob J Hyndman

arxiv:1901.10257 v2 · 2019-01-29 · stat.AP · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{22QR5V4PZ57FHUEPA57BC7HITF}

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	2026-05-17T23:54:06.783908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6a11ed78fcf7e53d08f077e117ce89966aa434ab353834f1f852b20a3b1b05c

Aliases

arxiv: 1901.10257 · arxiv_version: 1901.10257v2 · doi: 10.48550/arxiv.1901.10257 · pith_short_12: 22QR5V4PZ57F · pith_short_16: 22QR5V4PZ57FHUEP · pith_short_8: 22QR5V4P

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/22QR5V4PZ57FHUEPA57BC7HITF \
  | 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: d6a11ed78fcf7e53d08f077e117ce89966aa434ab353834f1f852b20a3b1b05c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ae999610a1b3b12c4f379a3302b3d3a4af8e1a34d82fa02e2ff09380dee11fe",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2019-01-29T12:48:59Z",
    "title_canon_sha256": "55bcdcf878994f075e429e58d59bb25d49519f08012d60dcd9fe93d478a02545"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10257",
    "kind": "arxiv",
    "version": 2
  }
}