Pith Number

pith:ENSOW3ZP

pith:2017:ENSOW3ZPOUIKENA32D44GC5XYX

not attested not anchored not stored refs pending

Adaptive vertex-centered finite volume methods for general second-order linear elliptic PDEs

Christoph Erath, Dirk Praetorius

arxiv:1709.07181 v1 · 2017-09-21 · 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{ENSOW3ZPOUIKENA32D44GC5XYX}

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	2026-05-17T23:40:36.711929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2364eb6f2f7510a2341bd0f9c30bb7c5fdfd0ec93862e32b39ae163668e8bacd

Aliases

arxiv: 1709.07181 · arxiv_version: 1709.07181v1 · doi: 10.48550/arxiv.1709.07181 · pith_short_12: ENSOW3ZPOUIK · pith_short_16: ENSOW3ZPOUIKENA3 · pith_short_8: ENSOW3ZP

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/ENSOW3ZPOUIKENA32D44GC5XYX \
  | 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: 2364eb6f2f7510a2341bd0f9c30bb7c5fdfd0ec93862e32b39ae163668e8bacd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd3025f2fd77c22b8712fe2405115bf007757365b31b56b092b9e68bc2ff7e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-09-21T07:10:18Z",
    "title_canon_sha256": "afb02dc510fb144492d7b5fc30a7e09d174f319a8c122e99e5bc0cd1fc551501"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07181",
    "kind": "arxiv",
    "version": 1
  }
}