Pith Number

pith:NJKVJTHI

pith:2018:NJKVJTHIRICZ5ABFPARAS5HW7K

not attested not anchored not stored refs pending

Calculating Time Eigenvalues of the Neutron Transport Equation with Dynamic Mode Decomposition

Ryan G. McClarren

arxiv:1810.10678 v2 · 2018-10-25 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NJKVJTHIRICZ5ABFPARAS5HW7K}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:54:28.164437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a5554cce88a059e802578220974f6fa9ae546a41f16c73876882eeb4d11dacf

Aliases

arxiv: 1810.10678 · arxiv_version: 1810.10678v2 · doi: 10.48550/arxiv.1810.10678 · pith_short_12: NJKVJTHIRICZ · pith_short_16: NJKVJTHIRICZ5ABF · pith_short_8: NJKVJTHI

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/NJKVJTHIRICZ5ABFPARAS5HW7K \
  | 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: 6a5554cce88a059e802578220974f6fa9ae546a41f16c73876882eeb4d11dacf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0658c9d4c7f2132afcdbb5528c52fdf996c1cdf90b4954b91a9144007696fe01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-10-25T01:23:44Z",
    "title_canon_sha256": "4e23a0b6b9f39cbf37fbc5ce0554d9eb68f2a5b8b52f1ba0a1511bbe1d734c74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10678",
    "kind": "arxiv",
    "version": 2
  }
}