Pith Number

pith:SCQCFSN4

pith:2021:SCQCFSN4N4ZNMROK5HHNJXMIUG

not attested not anchored not stored refs pending

Energy conservation for the non-resistive MHD equations with physical boundaries

Fan Wu, Wenke Tan

arxiv:2108.10479 v2 · 2021-08-24 · 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{SCQCFSN4N4ZNMROK5HHNJXMIUG}

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	2026-07-05T04:14:24.824212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90a022c9bc6f32d645cae9ced4dd88a1bd6becbead5a92f0d368449e34e3eb5b

Aliases

arxiv: 2108.10479 · arxiv_version: 2108.10479v2 · doi: 10.48550/arxiv.2108.10479 · pith_short_12: SCQCFSN4N4ZN · pith_short_16: SCQCFSN4N4ZNMROK · pith_short_8: SCQCFSN4

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/SCQCFSN4N4ZNMROK5HHNJXMIUG \
  | 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: 90a022c9bc6f32d645cae9ced4dd88a1bd6becbead5a92f0d368449e34e3eb5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b79c7ce5db017ad44dd87cfddf499a5e73f9bfea924f1024b5194ba6d0803470",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2021-08-24T01:57:03Z",
    "title_canon_sha256": "a781e4077ec0070c3077f934d8794cda1af9214a851d9659890b876750c2d58f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10479",
    "kind": "arxiv",
    "version": 2
  }
}