First computed	2026-05-17T23:48:58.022304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b579e7bdb40e23b8e94ec7dcf1a09de778b2eaf5251070f2d95b262d15c63b46

Aliases

arxiv: 1809.09241 · arxiv_version: 1809.09241v2 · doi: 10.48550/arxiv.1809.09241 · pith_short_12: WV46PPNUBYR3 · pith_short_16: WV46PPNUBYR3R2KO · pith_short_8: WV46PPNU

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/WV46PPNUBYR3R2KOY7OPDIE545 \
  | 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: b579e7bdb40e23b8e94ec7dcf1a09de778b2eaf5251070f2d95b262d15c63b46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9144626afec9840e6675f2d7beffbbddee8a80639d71bf81abcd5636ebb7c2f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-09-24T22:21:01Z",
    "title_canon_sha256": "23a484e821afbe0b72e4c7f598f43a121d13ee32f230e9b1b01c795be4072b8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09241",
    "kind": "arxiv",
    "version": 2
  }
}