Pith Number

pith:5LUZHFJ7

pith:2017:5LUZHFJ76DPCV6OJERO5CXGAQ5

not attested not anchored not stored refs pending

Optimal Error Estimates for Fully Discrete Galerkin Approximations of Semilinear Parabolic Equations

Boris Vexler, Dominik Meidner

arxiv:1707.07889 v1 · 2017-07-25 · 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{5LUZHFJ76DPCV6OJERO5CXGAQ5}

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	2026-05-18T00:08:00.824792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eae993953ff0de2af9c9245dd15cc08766cb51692f7fdaf66ebc9c9a1b5830c9

Aliases

arxiv: 1707.07889 · arxiv_version: 1707.07889v1 · doi: 10.48550/arxiv.1707.07889 · pith_short_12: 5LUZHFJ76DPC · pith_short_16: 5LUZHFJ76DPCV6OJ · pith_short_8: 5LUZHFJ7

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/5LUZHFJ76DPCV6OJERO5CXGAQ5 \
  | 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: eae993953ff0de2af9c9245dd15cc08766cb51692f7fdaf66ebc9c9a1b5830c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dba6b10d59e2d57fdad36a28f23cde43cf7bdc77c20515b4b086313af836175",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-25T10:01:53Z",
    "title_canon_sha256": "09602a62ecbe9a6ed94e278a8b05b3b52af1912d4ad70da2360659084379cc0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07889",
    "kind": "arxiv",
    "version": 1
  }
}