Pith Number

pith:4KOQDPOE

pith:2024:4KOQDPOE3ZI2K563JQY3FLTPFF

not attested not anchored not stored refs pending

Well-balanced convex limiting for finite element discretizations of steady convection-diffusion-reaction equations

Abhinav Jha, Dmitri Kuzmin, Petr Knobloch

arxiv:2401.03964 v1 · 2024-01-08 · 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{4KOQDPOE3ZI2K563JQY3FLTPFF}

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	2026-07-05T07:31:15.908124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e29d01bdc4de51a577db4c31b2ae6f2960343b467f0061b7e49552862df68032

Aliases

arxiv: 2401.03964 · arxiv_version: 2401.03964v1 · doi: 10.48550/arxiv.2401.03964 · pith_short_12: 4KOQDPOE3ZI2 · pith_short_16: 4KOQDPOE3ZI2K563 · pith_short_8: 4KOQDPOE

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/4KOQDPOE3ZI2K563JQY3FLTPFF \
  | 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: e29d01bdc4de51a577db4c31b2ae6f2960343b467f0061b7e49552862df68032

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e27cff183e2ddb0b9e924a5ae241f4ab39bc2ffce5f34c84a6095a41b69b260",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-01-08T15:38:21Z",
    "title_canon_sha256": "01c01cd92c5699c0d40badf3b9a16c3c824d748dcab3d12b7f4e21aa0dde18a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.03964",
    "kind": "arxiv",
    "version": 1
  }
}