Pith Number

pith:G4RMIXJG

pith:2018:G4RMIXJGR5SSJIHRCZX5G7GYBT

not attested not anchored not stored refs pending

Adaptive stochastic Galerkin FEM for lognormal coefficients in hierarchical tensor representations

Manuel Marschall, Martin Eigel, Max Pfeffer, Reinhold Schneider

arxiv:1811.00319 v1 · 2018-11-01 · 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{G4RMIXJGR5SSJIHRCZX5G7GYBT}

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	2026-05-18T00:01:46.751066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3722c45d268f6524a0f1166fd37cd80cdb5e59f9a65fb8d3bf692cc5686f35e3

Aliases

arxiv: 1811.00319 · arxiv_version: 1811.00319v1 · doi: 10.48550/arxiv.1811.00319 · pith_short_12: G4RMIXJGR5SS · pith_short_16: G4RMIXJGR5SSJIHR · pith_short_8: G4RMIXJG

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/G4RMIXJGR5SSJIHRCZX5G7GYBT \
  | 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: 3722c45d268f6524a0f1166fd37cd80cdb5e59f9a65fb8d3bf692cc5686f35e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "634c81e5bd568dcd9412a6b7005fdedfc1a04d1311d0e04e45b50fe28b69cc83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-01T11:22:29Z",
    "title_canon_sha256": "fb0ab5824452ecf0f816138056e7233c009fac1d69ad3105c7aaceb8ec246d9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00319",
    "kind": "arxiv",
    "version": 1
  }
}