Pith Number

pith:G3IKPMHG

pith:2019:G3IKPMHGWW4X7TLIZ3CBSMBIHH

not attested not anchored not stored refs pending

Error estimates in balanced norms of finite element methods for higher order reaction-diffusion problems

Hans-G. Roos, Sebastian Franz

arxiv:1902.09829 v1 · 2019-02-26 · math.NA · 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{G3IKPMHGWW4X7TLIZ3CBSMBIHH}

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	2026-06-04T20:13:56.403620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36d0a7b0e6b5b97fcd68cec419302839ebf7f992848fbce4aa0ebd88892329cc

Aliases

arxiv: 1902.09829 · arxiv_version: 1902.09829v1 · doi: 10.48550/arxiv.1902.09829 · pith_short_12: G3IKPMHGWW4X · pith_short_16: G3IKPMHGWW4X7TLI · pith_short_8: G3IKPMHG

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/G3IKPMHGWW4X7TLIZ3CBSMBIHH \
  | 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: 36d0a7b0e6b5b97fcd68cec419302839ebf7f992848fbce4aa0ebd88892329cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d32e3dcf6a7cd669b1e73abcd3633917b634d5ded855bb3628328d9824a2a735",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-02-26T09:51:59Z",
    "title_canon_sha256": "73f00eb379f3eb40180755d77759287e81be914fff279e1cc11614731bbfdf4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09829",
    "kind": "arxiv",
    "version": 1
  }
}