Pith Number

pith:UVRJ7DHE

pith:2008:UVRJ7DHEZWL243SYPB6TZUOZRK

not attested not anchored not stored refs pending

Two-scale semi-lagrangian simulation of a charged particle beam in a periodic focusing channel

Alexandre Mouton (IRMA, Inria Lorraine / Iecn / Lsiit / Irma)

arxiv:0812.3822 v1 · 2008-12-19 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UVRJ7DHEZWL243SYPB6TZUOZRK}

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	2026-06-03T23:06:09.952752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5629f8ce4cd97ae6e58787d3cd1d98a928152e9f63e9f2d28dd4efdd02795bc

Aliases

arxiv: 0812.3822 · arxiv_version: 0812.3822v1 · doi: 10.48550/arxiv.0812.3822 · pith_short_12: UVRJ7DHEZWL2 · pith_short_16: UVRJ7DHEZWL243SY · pith_short_8: UVRJ7DHE

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/UVRJ7DHEZWL243SYPB6TZUOZRK \
  | 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: a5629f8ce4cd97ae6e58787d3cd1d98a928152e9f63e9f2d28dd4efdd02795bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9de2fae64126d0bce2c3243857558eaf371aded9eb232e6d191cb59dc228a90",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2008-12-19T15:48:49Z",
    "title_canon_sha256": "673e6fa66fd9a650e1a6284020e4de3ca09b7a55b76e6a5dc70b1ce75fba718f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.3822",
    "kind": "arxiv",
    "version": 1
  }
}