Pith Number

pith:UL5QCYDJ

pith:2013:UL5QCYDJ7DQZ37OLLVOSNTUMZT

not attested not anchored not stored refs pending

Implicit-Explicit Runge-Kutta schemes for the Boltzmann-Poisson system for semiconductors

G. Dimarco, L. Pareschi, V. Rispoli

arxiv:1305.1759 v1 · 2013-05-08 · math.NA · math-ph · math.MP · 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{UL5QCYDJ7DQZ37OLLVOSNTUMZT}

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	2026-05-18T01:08:13.537272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2fb016069f8e19dfdcb5d5d26ce8cccffd103c2af1d80f758dff0f427cfc12f

Aliases

arxiv: 1305.1759 · arxiv_version: 1305.1759v1 · doi: 10.48550/arxiv.1305.1759 · pith_short_12: UL5QCYDJ7DQZ · pith_short_16: UL5QCYDJ7DQZ37OL · pith_short_8: UL5QCYDJ

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/UL5QCYDJ7DQZ37OLLVOSNTUMZT \
  | 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: a2fb016069f8e19dfdcb5d5d26ce8cccffd103c2af1d80f758dff0f427cfc12f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfa46f69a3fcfd206d52fc05d2528eb1384bde557349f4f3af6a380991b82b7f",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-05-08T09:45:58Z",
    "title_canon_sha256": "f3060e60a9b280f1521252f22a98466e0a0cf862f642dd20c471fe99fcd36b29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1759",
    "kind": "arxiv",
    "version": 1
  }
}