Pith Number

pith:W3CBJWJA

pith:2022:W3CBJWJAN77O7ZI33K2E7IX3O4

not attested not anchored not stored refs pending

Tree-based solvers for adaptive mesh refinement code FLASH -- III: a novel scheme for radiation pressure on dust and gas and radiative transfer from diffuse sources

A. Klepitko, D. Seifried, F. Dinnbier, R. W\"unsch, S. Haid, S. Walch

arxiv:2204.09072 v2 · 2022-04-19 · astro-ph.IM · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3CBJWJAN77O7ZI33K2E7IX3O4}

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	2026-07-05T05:41:18.863202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6c414d9206ffeefe51bdab44fa2fb772b46aac066a0bd9b3fa48dad439c7fa5

Aliases

arxiv: 2204.09072 · arxiv_version: 2204.09072v2 · doi: 10.48550/arxiv.2204.09072 · pith_short_12: W3CBJWJAN77O · pith_short_16: W3CBJWJAN77O7ZI3 · pith_short_8: W3CBJWJA

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/W3CBJWJAN77O7ZI33K2E7IX3O4 \
  | 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: b6c414d9206ffeefe51bdab44fa2fb772b46aac066a0bd9b3fa48dad439c7fa5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d57e3d4c5902ece3c5eb3470d955aaf2e318229cffe3008fb45b02c1e2c01229",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-04-19T18:00:12Z",
    "title_canon_sha256": "eff567cdcbad2319ccd9abe849538a97a589b75cddca96e65158b30760334da4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.09072",
    "kind": "arxiv",
    "version": 2
  }
}