Pith Number

pith:EWNDCX7I

pith:2017:EWNDCX7IW5IHM37MKREXGUQRCC

not attested not anchored not stored refs pending

Numerical Methods and Closed Orbits in the Kepler-Heisenberg Problem

Corey Shanbrom, Victor Dods

arxiv:1707.05937 v2 · 2017-07-19 · math.NA · cs.NA · math-ph · math.DG · math.DS · 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{EWNDCX7IW5IHM37MKREXGUQRCC}

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	2026-06-04T18:11:10.779062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259a315fe8b750766fec54497352111096a21452839f088f9b87f87a608ea20e

Aliases

arxiv: 1707.05937 · arxiv_version: 1707.05937v2 · doi: 10.48550/arxiv.1707.05937 · pith_short_12: EWNDCX7IW5IH · pith_short_16: EWNDCX7IW5IHM37M · pith_short_8: EWNDCX7I

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/EWNDCX7IW5IHM37MKREXGUQRCC \
  | 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: 259a315fe8b750766fec54497352111096a21452839f088f9b87f87a608ea20e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ebf081f45ff86fc97db27d64d284d04051917c0268e98d8e18b11b29ee52e21",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.DG",
      "math.DS",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-19T04:52:26Z",
    "title_canon_sha256": "e6c3674f52c769a339c041958f95c51e53efe9bb7024750b1ac451ce2537348e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05937",
    "kind": "arxiv",
    "version": 2
  }
}