Pith Number

pith:VXCNNI7Z

pith:2012:VXCNNI7ZODAK2657YKCZTRH5AF

not attested not anchored not stored refs pending

Explicit Construction of First Integrals by Singularity Analysis in Nonlinear Dynamical Systems

Ch. Efthymiopoulos, T. Bountis, T. Manos

arxiv:1210.5703 v1 · 2012-10-21 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXCNNI7ZODAK2657YKCZTRH5AF}

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	2026-05-18T03:42:43.249513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adc4d6a3f970c0ad7bbfc28599c4fd01476a5b0e3760d6502591302f9c013536

Aliases

arxiv: 1210.5703 · arxiv_version: 1210.5703v1 · doi: 10.48550/arxiv.1210.5703 · pith_short_12: VXCNNI7ZODAK · pith_short_16: VXCNNI7ZODAK2657 · pith_short_8: VXCNNI7Z

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/VXCNNI7ZODAK2657YKCZTRH5AF \
  | 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: adc4d6a3f970c0ad7bbfc28599c4fd01476a5b0e3760d6502591302f9c013536

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "839902bffda9148a42c60cdecd30adcd07e882fcaa955e043e44d47b52390ce9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-10-21T08:33:39Z",
    "title_canon_sha256": "0a5a4b75d1ba0294864fa73f33cf529d1f203dadbb7e2cb304c546a7ac9c16bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5703",
    "kind": "arxiv",
    "version": 1
  }
}