Pith Number

pith:7VPAEJ4F

pith:2017:7VPAEJ4FFARHIOFTTDIAKLH5AQ

not attested not anchored not stored refs pending

On the gyrocenter transform implemented on Lagrangian differential 1-form with the existence of magnetic perturbation

Shuangxi Zhang

arxiv:1707.04809 v2 · 2017-07-16 · physics.plasm-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{7VPAEJ4FFARHIOFTTDIAKLH5AQ}

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	2026-05-18T00:40:02.714215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd5e02278528227438b398d0052cfd040c33461e65ae5e0080e6903c1d8b7a2b

Aliases

arxiv: 1707.04809 · arxiv_version: 1707.04809v2 · doi: 10.48550/arxiv.1707.04809 · pith_short_12: 7VPAEJ4FFARH · pith_short_16: 7VPAEJ4FFARHIOFT · pith_short_8: 7VPAEJ4F

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/7VPAEJ4FFARHIOFTTDIAKLH5AQ \
  | 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: fd5e02278528227438b398d0052cfd040c33461e65ae5e0080e6903c1d8b7a2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "465519a5083e98af9dbd489201866928d1b1ff77781b998d734984ff7e4b06cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2017-07-16T02:27:44Z",
    "title_canon_sha256": "8fa8796b9a7a6178d4fbf143557d20805f65f335e98e8b0d31371af4e6ee78e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04809",
    "kind": "arxiv",
    "version": 2
  }
}