Pith Number

pith:LKE5UBGS

pith:2017:LKE5UBGSUS4OG5543GKQOX3ZXW

not attested not anchored not stored refs pending

The search for Invariants for 3D Systems of 1ODEs - a new Method and Integrability Analysis

J.P.C. Eiras, L.A.C.P. da Mota, L.G.S. Duarte

arxiv:1708.08893 v1 · 2017-08-29 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKE5UBGSUS4OG5543GKQOX3ZXW}

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	2026-05-18T00:36:25.328972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a89da04d2a4b8e377bcd995075f79bd8a4a3202fad13db8806a6d4703edd598

Aliases

arxiv: 1708.08893 · arxiv_version: 1708.08893v1 · doi: 10.48550/arxiv.1708.08893 · pith_short_12: LKE5UBGSUS4O · pith_short_16: LKE5UBGSUS4OG554 · pith_short_8: LKE5UBGS

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/LKE5UBGSUS4OG5543GKQOX3ZXW \
  | 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: 5a89da04d2a4b8e377bcd995075f79bd8a4a3202fad13db8806a6d4703edd598

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0073b28d71cb3673460669dfd7b030e074c5ea4d6f4096f2b2cf42d82e14c98",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-08-29T17:22:54Z",
    "title_canon_sha256": "ea62cffb7182150cb62338d6535c11ea8b55db79201df94b1cebc7d7865b9066"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08893",
    "kind": "arxiv",
    "version": 1
  }
}