Pith Number

pith:URQUTNR4

pith:2019:URQUTNR47QT4ZMGQ5CURTHPDQ3

not attested not anchored not stored refs pending

Convergence of second-order, entropy stable methods for multi-dimensional conservation laws

Neelabja Chatterjee, Ulrik Skre Fjordholm

arxiv:1906.05115 v1 · 2019-06-12 · 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{URQUTNR47QT4ZMGQ5CURTHPDQ3}

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	2026-05-17T23:43:29.447792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a46149b63cfc27ccb0d0e8a9199de386fb9854fc2386c197222ec89e535b1ae2

Aliases

arxiv: 1906.05115 · arxiv_version: 1906.05115v1 · doi: 10.48550/arxiv.1906.05115 · pith_short_12: URQUTNR47QT4 · pith_short_16: URQUTNR47QT4ZMGQ · pith_short_8: URQUTNR4

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/URQUTNR47QT4ZMGQ5CURTHPDQ3 \
  | 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: a46149b63cfc27ccb0d0e8a9199de386fb9854fc2386c197222ec89e535b1ae2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "844f675066461ffd7fb60b4a34750bd5590fc727b12f5d4fc93ee0d289a13504",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-06-12T13:05:17Z",
    "title_canon_sha256": "da6d1da4f4b3b6dc1862c35889ba29ae724a3dd27b07260a396bf20a46685571"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05115",
    "kind": "arxiv",
    "version": 1
  }
}