Pith Number

pith:7ZLIEF53

pith:2014:7ZLIEF53V2KQLLPHVH3VOMAUCN

not attested not anchored not stored refs pending

Uniform Error Estimation for Convection-Diffusion Problems

Sebastian Franz

arxiv:1403.0407 v1 · 2014-03-03 · 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{7ZLIEF53V2KQLLPHVH3VOMAUCN}

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	2026-05-18T02:57:24.941215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe568217bbae9505ade7a9f7573014134d4a38a4149ab889675b34f8450426e7

Aliases

arxiv: 1403.0407 · arxiv_version: 1403.0407v1 · doi: 10.48550/arxiv.1403.0407 · pith_short_12: 7ZLIEF53V2KQ · pith_short_16: 7ZLIEF53V2KQLLPH · pith_short_8: 7ZLIEF53

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/7ZLIEF53V2KQLLPHVH3VOMAUCN \
  | 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: fe568217bbae9505ade7a9f7573014134d4a38a4149ab889675b34f8450426e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3da0c88149ba2c7f9c8734afe6ccdc7d4f7df681f152c5f391db169d72060b10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-03-03T12:22:18Z",
    "title_canon_sha256": "92fba3b792f33c064cefccd76cd2796ac314da1ed0f10ab802a580b56fa1ee90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0407",
    "kind": "arxiv",
    "version": 1
  }
}