Pith Number

pith:EJWOVETN

pith:2018:EJWOVETNIVOWCD4PGDCE73M52S

not attested not anchored not stored refs pending

Maximum norm error estimates for the finite element approximation of parabolic problems on smooth domains

Takahito Kashiwabara, Tomoya Kemmochi

arxiv:1805.01336 v2 · 2018-05-03 · 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{EJWOVETNIVOWCD4PGDCE73M52S}

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	2026-05-18T00:11:49.212525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

226cea926d455d610f8f30c44fed9dd48b1ef993e8e1ecb6689d78c12adf3079

Aliases

arxiv: 1805.01336 · arxiv_version: 1805.01336v2 · doi: 10.48550/arxiv.1805.01336 · pith_short_12: EJWOVETNIVOW · pith_short_16: EJWOVETNIVOWCD4P · pith_short_8: EJWOVETN

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/EJWOVETNIVOWCD4PGDCE73M52S \
  | 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: 226cea926d455d610f8f30c44fed9dd48b1ef993e8e1ecb6689d78c12adf3079

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c31085a5134740d2aa6eedfee90c12f72389ada34d24ec50dabb37545b7ec9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-05-03T14:47:55Z",
    "title_canon_sha256": "bfc3a8344e2be13700c7485d2cb67dbd8469444090992d1f0855ea7ed686904d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01336",
    "kind": "arxiv",
    "version": 2
  }
}