Pith Number

pith:K3CO6G7H

pith:2018:K3CO6G7HEW62QZU4F4VGBFRS3Q

not attested not anchored not stored refs pending

Dual weighted residual based error control for nonstationary convection-dominated equations: potential or ballast?

Kristina Schwegler, Marius Paul Bruchh\"auser, Markus Bause

arxiv:1812.06810 v1 · 2018-12-14 · 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{K3CO6G7HEW62QZU4F4VGBFRS3Q}

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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	2026-06-04T20:13:48.596504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56c4ef1be725bda8669c2f2a609632dc24461c3fef9de26cc5bf6d1e57a2f433

Aliases

arxiv: 1812.06810 · arxiv_version: 1812.06810v1 · doi: 10.48550/arxiv.1812.06810 · pith_short_12: K3CO6G7HEW62 · pith_short_16: K3CO6G7HEW62QZU4 · pith_short_8: K3CO6G7H

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/K3CO6G7HEW62QZU4F4VGBFRS3Q \
  | 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: 56c4ef1be725bda8669c2f2a609632dc24461c3fef9de26cc5bf6d1e57a2f433

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0f63b4243b8227910346fc818570bcd15c01899d0d728131bee3dd2988e549c",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-12-14T15:37:29Z",
    "title_canon_sha256": "b466de7ec51180c8c66e61e285a55c04ce1b84253a54f8fed59e37d79ca6714b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06810",
    "kind": "arxiv",
    "version": 1
  }
}