Pith Number

pith:JM4OFK42

pith:2014:JM4OFK42XUX4FZIF4WYTG5FPJE

not attested not anchored not stored refs pending

Generalized Multiscale Finite-Element Method (GMsFEM) for elastic wave propagation in heterogeneous, anisotropic media

Eric T. Chung, Kai Gao, Richard L. Gibson Jr., Shubin Fu, Yalchin Efendiev

arxiv:1409.3550 v4 · 2014-09-11 · physics.geo-ph · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JM4OFK42XUX4FZIF4WYTG5FPJE}

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	2026-05-18T02:04:10.674598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b38e2ab9abd2fc2e505e5b13374af493487a45da1a9dfe573c97eda351ab9dc

Aliases

arxiv: 1409.3550 · arxiv_version: 1409.3550v4 · doi: 10.48550/arxiv.1409.3550 · pith_short_12: JM4OFK42XUX4 · pith_short_16: JM4OFK42XUX4FZIF · pith_short_8: JM4OFK42

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/JM4OFK42XUX4FZIF4WYTG5FPJE \
  | 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: 4b38e2ab9abd2fc2e505e5b13374af493487a45da1a9dfe573c97eda351ab9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e56c1d2f2b1e7099ef0582ceb9fe538bd1bdbca0f645c53fabe6bb6efb8d2a9e",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2014-09-11T19:27:16Z",
    "title_canon_sha256": "41a5cdad8d6d1076d7dac3ee3e6c31dfc3c30c3c326da5bd533bc6ffdbf98bc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3550",
    "kind": "arxiv",
    "version": 4
  }
}