Pith Number

pith:7BJWY4GJ

pith:2017:7BJWY4GJHA6BQYFITAMR6NFZ4A

not attested not anchored not stored refs pending

Feature-based time-series analysis

Ben D. Fulcher

arxiv:1709.08055 v2 · 2017-09-23 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BJWY4GJHA6BQYFITAMR6NFZ4A}

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	2026-05-18T00:33:58.337269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8536c70c9383c1860a898191f34b9e02a3c010c9484df6047fe69e640b90aa4

Aliases

arxiv: 1709.08055 · arxiv_version: 1709.08055v2 · doi: 10.48550/arxiv.1709.08055 · pith_short_12: 7BJWY4GJHA6B · pith_short_16: 7BJWY4GJHA6BQYFI · pith_short_8: 7BJWY4GJ

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/7BJWY4GJHA6BQYFITAMR6NFZ4A \
  | 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: f8536c70c9383c1860a898191f34b9e02a3c010c9484df6047fe69e640b90aa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8809c89acba9048225e401d360b056300ef3af3a9852f905ce877a735279c85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-09-23T13:33:53Z",
    "title_canon_sha256": "c2be791e98384d1776489a5619a91a1bc38de98c87e368dbd1c9d0acfa2f7f9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08055",
    "kind": "arxiv",
    "version": 2
  }
}