Pith Number

pith:JICL5CPA

pith:2026:JICL5CPARSCJ5WJID6KTUL7YKV

not attested not anchored not stored refs pending

Design principles for stable and generalizable data-driven discretizations for solving linear hyperbolic conservation laws

Alistair Adcroft, Antoine-Alexis Nasser

arxiv:2606.17497 v1 · 2026-06-16 · 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{JICL5CPARSCJ5WJID6KTUL7YKV}

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	2026-06-19T16:10:14.448058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a04be89e08c849ed9281f953a2ff8556f9000c29faba680a5b7517a8403c847

Aliases

arxiv: 2606.17497 · arxiv_version: 2606.17497v1 · doi: 10.48550/arxiv.2606.17497 · pith_short_12: JICL5CPARSCJ · pith_short_16: JICL5CPARSCJ5WJI · pith_short_8: JICL5CPA

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/JICL5CPARSCJ5WJID6KTUL7YKV \
  | 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: 4a04be89e08c849ed9281f953a2ff8556f9000c29faba680a5b7517a8403c847

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c04e82870d4659cbdf7a323e6f6d9291ec6acebba2e64678eb1bf204cadef342",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-16T04:13:03Z",
    "title_canon_sha256": "fba6630b4071bb467c67352b1c5a0013fb21fe1476638d01513637a0608649de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.17497",
    "kind": "arxiv",
    "version": 1
  }
}