Pith Number

pith:FQX56KLR

pith:2018:FQX56KLROD6TISCUVID73UGHZP

not attested not anchored not stored refs pending

Lifespan of Solution to MHD Boundary Layer Equations with Analytic Perturbation of General Shear Flow

Feng Xie, Tong Yang

arxiv:1803.00393 v2 · 2018-03-01 · 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{FQX56KLROD6TISCUVID73UGHZP}

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	2026-05-18T00:12:43.383114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c2fdf297170fd344854aa07fdd0c7cbf06164e096b7204c5772bf57ffe3ba40

Aliases

arxiv: 1803.00393 · arxiv_version: 1803.00393v2 · doi: 10.48550/arxiv.1803.00393 · pith_short_12: FQX56KLROD6T · pith_short_16: FQX56KLROD6TISCU · pith_short_8: FQX56KLR

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/FQX56KLROD6TISCUVID73UGHZP \
  | 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: 2c2fdf297170fd344854aa07fdd0c7cbf06164e096b7204c5772bf57ffe3ba40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a5329aef3e0bae0c0331d9ae3a495ae95045bbdb9d74a0d982d594ed1bc40ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-03-01T14:45:04Z",
    "title_canon_sha256": "af3f8efd90b7177781d86a1fd717b412ed27aaacfe1de662e524b6004eaead04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00393",
    "kind": "arxiv",
    "version": 2
  }
}