Pith Number

pith:U3VKABLW

pith:2017:U3VKABLWHUSYEQUHXC4KJRVB7X

not attested not anchored not stored refs pending

Earthquake precursors in the light of peroxy defects theory: critical review of systematic observations

Didier Sornette, Friedemann Freund, Guy Ouillon, John Scoville

arxiv:1711.01780 v1 · 2017-11-06 · 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{U3VKABLWHUSYEQUHXC4KJRVB7X}

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	2026-05-18T00:31:16.867283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6eaa005763d25824287b8b8a4c6a1fdffe5221a651d65b8a7233ee516a9c3a3

Aliases

arxiv: 1711.01780 · arxiv_version: 1711.01780v1 · doi: 10.48550/arxiv.1711.01780 · pith_short_12: U3VKABLWHUSY · pith_short_16: U3VKABLWHUSYEQUH · pith_short_8: U3VKABLW

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/U3VKABLWHUSYEQUHXC4KJRVB7X \
  | 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: a6eaa005763d25824287b8b8a4c6a1fdffe5221a651d65b8a7233ee516a9c3a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a03bb13a941a0d07fb339395dcaa00cd16fd3ebd52a2c27073016bebe94aada",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2017-11-06T08:33:16Z",
    "title_canon_sha256": "3e23d95e7a7223d6c0c3fdea81c48d7acbb7545aecf8d5e0e8d7ead04d7e8844"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01780",
    "kind": "arxiv",
    "version": 1
  }
}