Pith Number

pith:2UDDEZYA

pith:2018:2UDDEZYAWK2535CGUT6KU5PQ4M

not attested not anchored not stored refs pending

A Positive Asymptotic Preserving Scheme for Linear Kinetic Transport Equations

Cory D. Hauck, Martin Frank, M. Paul Laiu

arxiv:1807.06109 v1 · 2018-07-16 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2UDDEZYAWK2535CGUT6KU5PQ4M}

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	2026-05-18T00:10:33.995457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d506326700b2b5ddf446a4fcaa75f0e3298e75894869a683d45dfd1b7e448880

Aliases

arxiv: 1807.06109 · arxiv_version: 1807.06109v1 · doi: 10.48550/arxiv.1807.06109 · pith_short_12: 2UDDEZYAWK25 · pith_short_16: 2UDDEZYAWK2535CG · pith_short_8: 2UDDEZYA

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/2UDDEZYAWK2535CGUT6KU5PQ4M \
  | 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: d506326700b2b5ddf446a4fcaa75f0e3298e75894869a683d45dfd1b7e448880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7cf7f2e3a918956bf32f0bf9e145daa6bc70f0a1647af0913a0764fadb1b602",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-07-16T21:03:36Z",
    "title_canon_sha256": "9d76f06094bd8500713182e514c2a3a81229b24a8dcab64f33fb79ccdf72da20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06109",
    "kind": "arxiv",
    "version": 1
  }
}