Pith Number

pith:ZAM7RYUY

pith:2013:ZAM7RYUY5ZRIVD77XUWRYXMYKU

not attested not anchored not stored refs pending

Strong Ground Motion in the 2011 Tohoku Earthquake: a 1Directional - 3Component Modeling

Jean Fran\c{c}ois Semblat (LCPC/MSRGI), Luca Lenti (IFSTTAR/GERS/SV), Maria Paola Santisi D'Avila (JAD)

arxiv:1308.2284 v1 · 2013-08-10 · 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{ZAM7RYUY5ZRIVD77XUWRYXMYKU}

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	2026-05-18T03:16:07.929980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c819f8e298ee628a8fffbd2d1c5d98551c0722957da1165a1659c4f34c141212

Aliases

arxiv: 1308.2284 · arxiv_version: 1308.2284v1 · doi: 10.48550/arxiv.1308.2284 · pith_short_12: ZAM7RYUY5ZRI · pith_short_16: ZAM7RYUY5ZRIVD77 · pith_short_8: ZAM7RYUY

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/ZAM7RYUY5ZRIVD77XUWRYXMYKU \
  | 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: c819f8e298ee628a8fffbd2d1c5d98551c0722957da1165a1659c4f34c141212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a263d56483c4e23bc6d8ed86e91867580bbf50dcec6543db124240de285c5236",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2013-08-10T07:31:39Z",
    "title_canon_sha256": "a9401a751a2407af8f872f4e4bd226c6a929a4257025df4961e536a9c6a58481"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2284",
    "kind": "arxiv",
    "version": 1
  }
}