Pith Number

pith:SL6U2VWL

pith:2011:SL6U2VWLP4KF7LGMRJK5TPFGDR

not attested not anchored not stored refs pending

Lie symmetry analysis of the Grad-Shafranov equation

Mehdi Nadjafikhah, Parastoo Kabi-Nejad

arxiv:1105.1497 v1 · 2011-05-08 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SL6U2VWLP4KF7LGMRJK5TPFGDR}

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	2026-05-18T00:52:24.385906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92fd4d56cb7f145faccc8a55d9bca61c45ce274374ab563babf6cf5a8407fbf1

Aliases

arxiv: 1105.1497 · arxiv_version: 1105.1497v1 · doi: 10.48550/arxiv.1105.1497 · pith_short_12: SL6U2VWLP4KF · pith_short_16: SL6U2VWLP4KF7LGM · pith_short_8: SL6U2VWL

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/SL6U2VWLP4KF7LGMRJK5TPFGDR \
  | 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: 92fd4d56cb7f145faccc8a55d9bca61c45ce274374ab563babf6cf5a8407fbf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1be95ae4f477c771aa890740270edb3b6ca55b2ce1e7bdb8f120c39a0364751",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-05-08T06:50:50Z",
    "title_canon_sha256": "dcd4a7b24d13b7353d92083878e15776e2f30e56820ad565c37afbddeed66847"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1497",
    "kind": "arxiv",
    "version": 1
  }
}