Pith Number

pith:4VPI5VDQ

pith:2016:4VPI5VDQLBCLP4YHCO3AUIB37P

not attested not anchored not stored refs pending

An unfitted discontinuous Galerkin scheme for conservation laws on evolving surfaces

Christian Engwer, Sebastian Westerheide, Thomas Ranner

arxiv:1602.01080 v1 · 2016-02-02 · 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{4VPI5VDQLBCLP4YHCO3AUIB37P}

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	2026-05-18T01:21:23.800889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e55e8ed4705844b7f30713b60a203bfbfec95dd176d7ca5d0e430665bd4a97fa

Aliases

arxiv: 1602.01080 · arxiv_version: 1602.01080v1 · doi: 10.48550/arxiv.1602.01080 · pith_short_12: 4VPI5VDQLBCL · pith_short_16: 4VPI5VDQLBCLP4YH · pith_short_8: 4VPI5VDQ

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/4VPI5VDQLBCLP4YHCO3AUIB37P \
  | 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: e55e8ed4705844b7f30713b60a203bfbfec95dd176d7ca5d0e430665bd4a97fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74cadc80c86b03ebe032378e8676d07aa797cc79ccf9141d9691d734e235cd60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-02-02T20:56:03Z",
    "title_canon_sha256": "099c273db4f778c58c3a642b26bf6b3a4b3ec47bc1b355623f0f0ec2269ad406"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01080",
    "kind": "arxiv",
    "version": 1
  }
}