Pith Number

pith:ZLZKFQG2

pith:2022:ZLZKFQG2DWDADDTJ36DDR6NQUH

not attested not anchored not stored refs pending

A New Residual Distribution Hydrodynamics Solver for Astrophysical Simulations

Ben Morton, Sadegh Khochfar, Zhenyu Wu

arxiv:2204.01757 v2 · 2022-04-04 · astro-ph.IM · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZLZKFQG2DWDADDTJ36DDR6NQUH}

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	2026-07-05T05:22:44.847154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caf2a2c0da1d86018e69df8638f9b0a1d60ff877ce4493f2459095ce3b7130ca

Aliases

arxiv: 2204.01757 · arxiv_version: 2204.01757v2 · doi: 10.48550/arxiv.2204.01757 · pith_short_12: ZLZKFQG2DWDA · pith_short_16: ZLZKFQG2DWDADDTJ · pith_short_8: ZLZKFQG2

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/ZLZKFQG2DWDADDTJ36DDR6NQUH \
  | 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: caf2a2c0da1d86018e69df8638f9b0a1d60ff877ce4493f2459095ce3b7130ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9939e6df195b8ea4e060deb9aa1e1134f98c77314e7ccfaa20c1993739ea82d8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-04-04T18:00:07Z",
    "title_canon_sha256": "70093c192a54eafa6f193a8fb3661f373c2e12e257ec0704094e141c038578ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.01757",
    "kind": "arxiv",
    "version": 2
  }
}