Pith Number

pith:VXB23K2Z

pith:2020:VXB23K2ZPB2NG7CJ7MTVVXA6VC

not attested not anchored not stored refs pending

BLUES iteration applied to nonlinear ordinary differential equations for wave propagation and heat transfer

Jonas Berx, Joseph O. Indekeu

arxiv:2012.11303 v1 · 2020-12-21 · nlin.PS · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXB23K2ZPB2NG7CJ7MTVVXA6VC}

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	2026-07-05T02:01:00.794047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adc3adab597874d37c49fb275adc1ea8a60b87744407552ad3d4d8e6702ccbd5

Aliases

arxiv: 2012.11303 · arxiv_version: 2012.11303v1 · doi: 10.48550/arxiv.2012.11303 · pith_short_12: VXB23K2ZPB2N · pith_short_16: VXB23K2ZPB2NG7CJ · pith_short_8: VXB23K2Z

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/VXB23K2ZPB2NG7CJ7MTVVXA6VC \
  | 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: adc3adab597874d37c49fb275adc1ea8a60b87744407552ad3d4d8e6702ccbd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d86d2705faf7c7ae37e7f601993ebc3aa614bfff0a2f74d064b60f12f6468a16",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2020-12-21T13:04:19Z",
    "title_canon_sha256": "0efe40aadad2e13bc60a9eb1449ccaf5ad31c115b6ad9d5224dcd3b503280f78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.11303",
    "kind": "arxiv",
    "version": 1
  }
}