Pith Number

pith:GS3IEQSL

pith:2019:GS3IEQSLJP7ZPIXC2GNNKOQN5G

not attested not anchored not stored refs pending

Semi-explicit discretization schemes for weakly-coupled elliptic-parabolic problems

Benjamin Unger, Robert Altmann, Roland Maier

arxiv:1909.03497 v1 · 2019-09-08 · 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{GS3IEQSLJP7ZPIXC2GNNKOQN5G}

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.

Cited by

1 paper in Pith

The Pantelides algorithm for delay differential-algebraic equations

Receipt and verification

First computed	2026-07-05T00:03:06.264628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34b682424b4bff97a2e2d19ad53a0de9bb722673ba53895cf1622abd6626ce75

Aliases

arxiv: 1909.03497 · arxiv_version: 1909.03497v1 · doi: 10.48550/arxiv.1909.03497 · pith_short_12: GS3IEQSLJP7Z · pith_short_16: GS3IEQSLJP7ZPIXC · pith_short_8: GS3IEQSL

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/GS3IEQSLJP7ZPIXC2GNNKOQN5G \
  | 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: 34b682424b4bff97a2e2d19ad53a0de9bb722673ba53895cf1622abd6626ce75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0288f19f48df790bc441d9fd700f4e20400733a457626a0dddabbf964c5c753c",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-09-08T16:17:06Z",
    "title_canon_sha256": "feb88f1e6b02fa91f373164b53afec3046f46128b42fa9824d35d4bff426b696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.03497",
    "kind": "arxiv",
    "version": 1
  }
}