Pith Number

pith:JWWT7ADI

pith:2019:JWWT7ADIXJRCSPH7GM7TTXFJED

not attested not anchored not stored refs pending

The nature of Els\"{a}sser variables in compressible MHD

M. Goossens, N. Magyar, T. Van Doorsselaere

arxiv:1902.01619 v1 · 2019-02-05 · astro-ph.SR · physics.space-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{JWWT7ADIXJRCSPH7GM7TTXFJED}

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	2026-05-17T23:51:30.041289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dad3f8068ba62293cff333f39dca920c1fe0947556889899e86515adae15df7

Aliases

arxiv: 1902.01619 · arxiv_version: 1902.01619v1 · doi: 10.48550/arxiv.1902.01619 · pith_short_12: JWWT7ADIXJRC · pith_short_16: JWWT7ADIXJRCSPH7 · pith_short_8: JWWT7ADI

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/JWWT7ADIXJRCSPH7GM7TTXFJED \
  | 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: 4dad3f8068ba62293cff333f39dca920c1fe0947556889899e86515adae15df7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "835c0abfade2d0cc4b9dfadf4dbf2beb56ee29b56b250021f029fdc3b35b90af",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-05T09:58:41Z",
    "title_canon_sha256": "9c12bd45ecde95534ff9820f7c8d3ac4008e0e336ae4b8e1faa139e76f970e33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01619",
    "kind": "arxiv",
    "version": 1
  }
}