Pith Number

pith:WJK6QDTF

pith:2018:WJK6QDTF2PX3DEZZYTXQAGYMBW

not attested not anchored not stored refs pending

Finite element convergence for the time-dependent Joule heating problem with mixed boundary conditions

Anna Persson, Axel M{\aa}lqvist, Max Jensen

arxiv:1801.10105 v1 · 2018-01-30 · 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{WJK6QDTF2PX3DEZZYTXQAGYMBW}

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	2026-05-18T00:24:45.885391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b255e80e65d3efb19339c4ef001b0c0d99b7b312b21f4ee8dff923a0ceb8f673

Aliases

arxiv: 1801.10105 · arxiv_version: 1801.10105v1 · doi: 10.48550/arxiv.1801.10105 · pith_short_12: WJK6QDTF2PX3 · pith_short_16: WJK6QDTF2PX3DEZZ · pith_short_8: WJK6QDTF

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/WJK6QDTF2PX3DEZZYTXQAGYMBW \
  | 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: b255e80e65d3efb19339c4ef001b0c0d99b7b312b21f4ee8dff923a0ceb8f673

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf70dc80f3b3aee3abe04ac1514b852f49a279729e1f2741d2d6014cfb6cbfb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-30T17:20:24Z",
    "title_canon_sha256": "ade8c7815f8c44a154c438c7fbe36c9115485a6f81c6ae60563a21d78c8afe90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10105",
    "kind": "arxiv",
    "version": 1
  }
}