Pith Number

pith:UBVLKHR7

pith:2017:UBVLKHR7TBB63ZJTW2A7ZHVJMA

not attested not anchored not stored refs pending

A Mixed DG method and an HDG method for incompressible magnetohydrodynamics

Ke Shi, Weifeng Qiu

arxiv:1702.01473 v5 · 2017-02-06 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UBVLKHR7TBB63ZJTW2A7ZHVJMA}

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	2026-05-17T23:58:25.285067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a06ab51e3f9843ede533b681fc9ea96004e2f611520768e3dfe05bff435134d7

Aliases

arxiv: 1702.01473 · arxiv_version: 1702.01473v5 · doi: 10.48550/arxiv.1702.01473 · pith_short_12: UBVLKHR7TBB6 · pith_short_16: UBVLKHR7TBB63ZJT · pith_short_8: UBVLKHR7

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/UBVLKHR7TBB63ZJTW2A7ZHVJMA \
  | 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: a06ab51e3f9843ede533b681fc9ea96004e2f611520768e3dfe05bff435134d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d977b72b3f59d22a1d2ed01ab117ec911eef44825bd8f7ec3ad9b80c6e7b392",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-02-06T00:23:02Z",
    "title_canon_sha256": "19bb0694088a6f73e7360668400a09118bab8cc1b966a2242f12f6f83ca32140"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01473",
    "kind": "arxiv",
    "version": 5
  }
}