Pith Number

pith:OP3JU4TI

pith:2017:OP3JU4TIVRWBOSWQQY3H5ZXLB4

not attested not anchored not stored refs pending

Determining the Newton-Raphson basins of attraction in the electromagnetic Copenhagen problem

Euaggelos E. Zotos

arxiv:1704.02273 v2 · 2017-04-07 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OP3JU4TIVRWBOSWQQY3H5ZXLB4}

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	2026-05-18T00:34:15.298254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73f69a7268ac6c174ad086367ee6eb0f193adbf7ad3e545d63a204e95f3eb8d5

Aliases

arxiv: 1704.02273 · arxiv_version: 1704.02273v2 · doi: 10.48550/arxiv.1704.02273 · pith_short_12: OP3JU4TIVRWB · pith_short_16: OP3JU4TIVRWBOSWQ · pith_short_8: OP3JU4TI

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/OP3JU4TIVRWBOSWQQY3H5ZXLB4 \
  | 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: 73f69a7268ac6c174ad086367ee6eb0f193adbf7ad3e545d63a204e95f3eb8d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f7d4c5e515e1349e20596c31b933d78a17c859362933eec8be510e8d5131bd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2017-04-07T16:04:00Z",
    "title_canon_sha256": "482d5a6bbf457f5ec37a47b4ea4987ef05ec688536f9b68f86a056d048956416"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02273",
    "kind": "arxiv",
    "version": 2
  }
}