Pith Number

pith:NZSGVWPR

pith:2017:NZSGVWPRJLJGISMBKP2YAJ2SR3

not attested not anchored not stored refs pending

Orbits in the problem of two fixed centers on the sphere

J. Mateos Guilarte, M.A. Gonzalez Leon, M. de la Torre Mayado

arxiv:1704.00030 v2 · 2017-03-31 · math-ph · math.MP · 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{NZSGVWPRJLJGISMBKP2YAJ2SR3}

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	2026-05-18T00:33:59.242820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e646ad9f14ad264498153f58027528ed3ff2258bdc72b87e3a1336a0dd27fb1

Aliases

arxiv: 1704.00030 · arxiv_version: 1704.00030v2 · doi: 10.48550/arxiv.1704.00030 · pith_short_12: NZSGVWPRJLJG · pith_short_16: NZSGVWPRJLJGISMB · pith_short_8: NZSGVWPR

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/NZSGVWPRJLJGISMBKP2YAJ2SR3 \
  | 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: 6e646ad9f14ad264498153f58027528ed3ff2258bdc72b87e3a1336a0dd27fb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d674ca202d0cfcf38cf1270b6562b4c1c570eb1549c22d864a0e101a0ca1f890",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-03-31T19:29:28Z",
    "title_canon_sha256": "d4ff7d6c72cc0b39ca510fdd7422801814d1ec5297df4106aa96e8701d0e2ff3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00030",
    "kind": "arxiv",
    "version": 2
  }
}