Pith Number

pith:N3NHTPB4

pith:2019:N3NHTPB4PLNYUFNVIYF7DQRRQL

not attested not anchored not stored refs pending

Discontinuous Galerkin approximations in computational mechanics: hybridization, exact geometry and degree adaptivity

Matteo Giacomini, Ruben Sevilla

arxiv:1908.06604 v1 · 2019-08-19 · math.NA · cs.CE · cs.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{N3NHTPB4PLNYUFNVIYF7DQRRQL}

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	2026-07-04T23:58:17.670119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6eda79bc3c7adb8a15b5460bf1c23182f011549f1aa67e076451eb1ae2b0417e

Aliases

arxiv: 1908.06604 · arxiv_version: 1908.06604v1 · doi: 10.48550/arxiv.1908.06604 · pith_short_12: N3NHTPB4PLNY · pith_short_16: N3NHTPB4PLNYUFNV · pith_short_8: N3NHTPB4

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/N3NHTPB4PLNYUFNVIYF7DQRRQL \
  | 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: 6eda79bc3c7adb8a15b5460bf1c23182f011549f1aa67e076451eb1ae2b0417e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4efe95be06942043b6e18660f5693cd479d2fcdbb3c1cb012d2fc59720395aa0",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-08-19T05:58:15Z",
    "title_canon_sha256": "ba00aff4a5dfafdcf882b19380ddc97bf65ec7ac08a089223fe2d6f315787ed8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06604",
    "kind": "arxiv",
    "version": 1
  }
}