Pith Number

pith:VYTCQL2N

pith:2012:VYTCQL2NRSC4Z7JCGTFQWXEJPI

not attested not anchored not stored refs pending

Constrained quantum mechanics: chaos in non-planar billiards

Bogota, Colombia), Gabriel Tellez (Universidad de Los Andes, Robert Paul Salazar

arxiv:1202.5044 v1 · 2012-02-21 · quant-ph · nlin.CD · physics.pop-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYTCQL2NRSC4Z7JCGTFQWXEJPI}

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	2026-05-18T03:53:54.353129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae26282f4d8c85ccfd2234cb0b5c897a3e2eec88856416c04bd5d4cdefc71a16

Aliases

arxiv: 1202.5044 · arxiv_version: 1202.5044v1 · doi: 10.48550/arxiv.1202.5044 · pith_short_12: VYTCQL2NRSC4 · pith_short_16: VYTCQL2NRSC4Z7JC · pith_short_8: VYTCQL2N

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/VYTCQL2NRSC4Z7JCGTFQWXEJPI \
  | 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: ae26282f4d8c85ccfd2234cb0b5c897a3e2eec88856416c04bd5d4cdefc71a16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "108b2bbd3fddc24b1124d6b2a0e4d0860299e8fa1f621d0325e6c74e2ad3ee56",
    "cross_cats_sorted": [
      "nlin.CD",
      "physics.pop-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-02-21T20:58:34Z",
    "title_canon_sha256": "1c1737cd14ebc115ec9cd5ff629538b59d233f670c31008a9c42d6f3083623ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5044",
    "kind": "arxiv",
    "version": 1
  }
}