Pith Number

pith:75LWUT7H

pith:2012:75LWUT7HHJESPU7L2TCTD2BSN3

not attested not anchored not stored refs pending

Reducing scattering problems under cone potentials to normal form by global canonical transformations

Gaetano Zampieri, Gianluca Gorni

arxiv:1204.1640 v1 · 2012-04-07 · 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{75LWUT7HHJESPU7L2TCTD2BSN3}

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	2026-05-18T03:58:23.628092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff576a4fe73a4927d3ebd4c531e8326ec672a1ee5860a7d5ed789b47e7afd597

Aliases

arxiv: 1204.1640 · arxiv_version: 1204.1640v1 · doi: 10.48550/arxiv.1204.1640 · pith_short_12: 75LWUT7HHJES · pith_short_16: 75LWUT7HHJESPU7L · pith_short_8: 75LWUT7H

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/75LWUT7HHJESPU7L2TCTD2BSN3 \
  | 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: ff576a4fe73a4927d3ebd4c531e8326ec672a1ee5860a7d5ed789b47e7afd597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "869decd2537367896efb8ba78a8e29fd4dddfe8e3a28deda671122492f784f15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-04-07T14:08:23Z",
    "title_canon_sha256": "ccbacf0b990dd07b76692d36e8229d339015a73053ae04953e36145267fa027b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1640",
    "kind": "arxiv",
    "version": 1
  }
}