Pith Number

pith:DSH5FUS6

pith:2017:DSH5FUS6IBELTYEPX5AK4RR6JY

not attested not anchored not stored refs pending

Justification of Prandtl Ansatz for MHD boundary layer

Cheng-Jie Liu, Feng Xie, Tong Yang

arxiv:1704.00523 v4 · 2017-04-03 · 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{DSH5FUS6IBELTYEPX5AK4RR6JY}

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	2026-05-18T00:11:18.970833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c8fd2d25e4048b9e08fbf40ae463e4e02a78dd2d19da5d4448884f7e5a323da

Aliases

arxiv: 1704.00523 · arxiv_version: 1704.00523v4 · doi: 10.48550/arxiv.1704.00523 · pith_short_12: DSH5FUS6IBEL · pith_short_16: DSH5FUS6IBELTYEP · pith_short_8: DSH5FUS6

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/DSH5FUS6IBELTYEPX5AK4RR6JY \
  | 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: 1c8fd2d25e4048b9e08fbf40ae463e4e02a78dd2d19da5d4448884f7e5a323da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2a46347bea8db48a28a7972fc1f8e9ca825c3e2c458a112bc1e5983a2dbde05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-04-03T10:53:13Z",
    "title_canon_sha256": "2d7bfb6bdc2539a2868f7f29482141771069f5128df55e87037414451db53ed3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00523",
    "kind": "arxiv",
    "version": 4
  }
}