Pith Number

pith:5BH6JA36

pith:2000:5BH6JA36EWSRYURRR4WOHPMENK

not attested not anchored not stored refs pending

Re-examination of log-periodicity observed in the seismic precursors of the 1989 Loma Prieta earthquake

D. Sornette, H. Saleur, Y. Huang

arxiv:physics/0007095 v1 · 2000-07-28 · physics.geo-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BH6JA36EWSRYURRR4WOHPMENK}

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	2026-05-18T01:38:11.420742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e84fe4837e25a51c52318f2ce3bd846a86f83b3ac4ff3e774f2425a800dfb6d2

Aliases

arxiv: physics/0007095 · arxiv_version: physics/0007095v1 · doi: 10.48550/arxiv.physics/0007095 · pith_short_12: 5BH6JA36EWSR · pith_short_16: 5BH6JA36EWSRYURR · pith_short_8: 5BH6JA36

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/5BH6JA36EWSRYURRR4WOHPMENK \
  | 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: e84fe4837e25a51c52318f2ce3bd846a86f83b3ac4ff3e774f2425a800dfb6d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01dee8ca203c078caadbc3c1057aba7d6837eee2d08e37951d820403a9190abd",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2000-07-28T17:59:41Z",
    "title_canon_sha256": "e76f8f9b315b4345d43477e25e72332ef3a04e143ed3878770c754baa7801c3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0007095",
    "kind": "arxiv",
    "version": 1
  }
}