Pith Number

pith:ROPE2FH4

pith:2026:ROPE2FH4LKVIFJL7TLFY6AYTDS

not attested not anchored not stored refs pending

SPECTRE: A robust solver for 3D equilibria with arbitrary topology

A. Goodman, C. Lazzati, C. Smiet, E. Balkovic, E. Lanti, J. Geiger, J. Loizu, J. P. Graves, R. Ramasamy

arxiv:2607.27135 v1 · 2026-07-29 · physics.plasm-ph · physics.comp-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{ROPE2FH4LKVIFJL7TLFY6AYTDS}

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	2026-07-30T01:23:50.367640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

8b9e4d14fc5aaa82a57f9acb8f03131cb7c93047e3df95a77005ac4e416bea4a

Aliases

arxiv: 2607.27135 · arxiv_version: 2607.27135v1 · doi: 10.48550/arxiv.2607.27135 · pith_short_12: ROPE2FH4LKVI · pith_short_16: ROPE2FH4LKVIFJL7 · pith_short_8: ROPE2FH4

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/ROPE2FH4LKVIFJL7TLFY6AYTDS \
  | 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: 8b9e4d14fc5aaa82a57f9acb8f03131cb7c93047e3df95a77005ac4e416bea4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c21779fe5301734de5c2cb3206592fe603bd99e660dd9b3dfe0fd9e5b6b053a8",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2026-07-29T17:06:07Z",
    "title_canon_sha256": "fa33f27ac0e8a51be82d9204cdad5c18c044f5bf34a5b2be7d7f80e806b6c463"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27135",
    "kind": "arxiv",
    "version": 1
  }
}