Pith Number

pith:J3Y3QJ5S

pith:2017:J3Y3QJ5SZFD25BB76BHRGFTQ33

not attested not anchored not stored refs pending

Estimating the maximum possible earthquake magnitude using extreme value methodology: the Groningen case

Andrzej Kijko, Jan Beirlant, John H.J. Einmahl, Tom Reynkens

arxiv:1709.07662 v2 · 2017-09-22 · stat.AP · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J3Y3QJ5SZFD25BB76BHRGFTQ33}

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	2026-05-18T00:25:39.140820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ef1b827b2c947ae843ff04f131670decf2bcd9b21fa1538404352d5a1b8dbc6

Aliases

arxiv: 1709.07662 · arxiv_version: 1709.07662v2 · doi: 10.48550/arxiv.1709.07662 · pith_short_12: J3Y3QJ5SZFD2 · pith_short_16: J3Y3QJ5SZFD25BB7 · pith_short_8: J3Y3QJ5S

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/J3Y3QJ5SZFD25BB76BHRGFTQ33 \
  | 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: 4ef1b827b2c947ae843ff04f131670decf2bcd9b21fa1538404352d5a1b8dbc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de48961301875e9cefd166d01a1430d5217bc6ae11097904e1d8ecf7b4a472f6",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2017-09-22T09:51:25Z",
    "title_canon_sha256": "fd68f4239c2ed9513eeb81afd025117b154d1867295c5c0b8f9ca130e0c92df6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07662",
    "kind": "arxiv",
    "version": 2
  }
}