Pith Number

pith:FJD2LMXG

pith:2019:FJD2LMXGBY6DV6LP47QMJFYV6L

not attested not anchored not stored refs pending

Universal precursor seismicity pattern before locked-segment rupture

Chen Hongran, Qin Siqing, Xue Lei, Yang Baicun, Zhang Ke

arxiv:1908.01929 v2 · 2019-08-06 · 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{FJD2LMXGBY6DV6LP47QMJFYV6L}

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	2026-07-05T00:06:10.257307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a47a5b2e60e3c3af96fe7e0c49715f2d9bd001ba1e15131f7d51774245e0c32

Aliases

arxiv: 1908.01929 · arxiv_version: 1908.01929v2 · doi: 10.48550/arxiv.1908.01929 · pith_short_12: FJD2LMXGBY6D · pith_short_16: FJD2LMXGBY6DV6LP · pith_short_8: FJD2LMXG

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/FJD2LMXGBY6DV6LP47QMJFYV6L \
  | 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: 2a47a5b2e60e3c3af96fe7e0c49715f2d9bd001ba1e15131f7d51774245e0c32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4859c940793e811107fd2c9ad0ac5a340b5f9c3469e95be58c418e8a4df412da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2019-08-06T02:06:49Z",
    "title_canon_sha256": "02e80a808a35a2e5e0a8237771b4f8cac27b7c95bd2cf28c292835b8f6ff1fc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01929",
    "kind": "arxiv",
    "version": 2
  }
}