Pith Number

pith:RR3QZ6CW

pith:2019:RR3QZ6CW4ROR4ZLCF76667PGEX

not attested not anchored not stored refs pending

Branched Hamiltonians and time translation symmetry breaking in equations of the Lienard type

A Ghose-Choudhury, Partha Guha

arxiv:1904.11225 v1 · 2019-04-25 · 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{RR3QZ6CW4ROR4ZLCF76667PGEX}

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	2026-05-17T23:47:45.470661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c770cf856e45d1e65622ffdef7de625ee1207cf2f755ef6b511d9c68fe97a8f

Aliases

arxiv: 1904.11225 · arxiv_version: 1904.11225v1 · doi: 10.48550/arxiv.1904.11225 · pith_short_12: RR3QZ6CW4ROR · pith_short_16: RR3QZ6CW4ROR4ZLC · pith_short_8: RR3QZ6CW

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/RR3QZ6CW4ROR4ZLCF76667PGEX \
  | 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: 8c770cf856e45d1e65622ffdef7de625ee1207cf2f755ef6b511d9c68fe97a8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f58fc55aa80715f3ab95258a8404f297befe869705d1557f87b4b98ee61f2053",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2019-04-25T09:17:03Z",
    "title_canon_sha256": "c4893e3b326dd4247896855e114ede12b87a6d003857d4e6934eb5bf5df65c7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11225",
    "kind": "arxiv",
    "version": 1
  }
}