Pith Number

pith:F6P37WZM

pith:2013:F6P37WZMMSWCLZKXY6D5TP2DM4

not attested not anchored not stored refs pending

Preserving first integrals with symmetric Lie group methods

Brynjulf Owren, Elena Celledoni

arxiv:1302.4702 v1 · 2013-02-19 · math.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{F6P37WZMMSWCLZKXY6D5TP2DM4}

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	2026-05-18T03:33:12.437284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f9fbfdb2c64ac25e557c787d9bf43670f78f5d20563e9614fbc11832f06472e

Aliases

arxiv: 1302.4702 · arxiv_version: 1302.4702v1 · doi: 10.48550/arxiv.1302.4702 · pith_short_12: F6P37WZMMSWC · pith_short_16: F6P37WZMMSWCLZKX · pith_short_8: F6P37WZM

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/F6P37WZMMSWCLZKXY6D5TP2DM4 \
  | 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: 2f9fbfdb2c64ac25e557c787d9bf43670f78f5d20563e9614fbc11832f06472e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a913ec8ef957d30b7405c4fd2d3399f70735f1d4eb9c8818c7408cc33d4ecba9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-02-19T18:28:25Z",
    "title_canon_sha256": "6aae7e01b0c3a3ab2e04fc7264f258bafe273591d9f9296cdee50b7cc4e6b7c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4702",
    "kind": "arxiv",
    "version": 1
  }
}