Pith Number

pith:D6Q5F64G

pith:2018:D6Q5F64G4IC2SYTLBQMFUCNQNO

not attested not anchored not stored refs pending

Steady Prandtl Layer Expansions with External Forcing

Sameer Iyer, Yan Guo

arxiv:1810.06662 v1 · 2018-10-12 · 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{D6Q5F64G4IC2SYTLBQMFUCNQNO}

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	2026-05-18T00:03:12.052900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fa1d2fb86e205a9626b0c185a09b06b8bbf0db5deef5c4f2c4d1800a394c324

Aliases

arxiv: 1810.06662 · arxiv_version: 1810.06662v1 · doi: 10.48550/arxiv.1810.06662 · pith_short_12: D6Q5F64G4IC2 · pith_short_16: D6Q5F64G4IC2SYTL · pith_short_8: D6Q5F64G

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/D6Q5F64G4IC2SYTLBQMFUCNQNO \
  | 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: 1fa1d2fb86e205a9626b0c185a09b06b8bbf0db5deef5c4f2c4d1800a394c324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94497521b0670add9102d9688caa32225ff81d02ace1fb2ff3a9fe7b77250b2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-10-12T03:12:45Z",
    "title_canon_sha256": "c19586ea8e6e2c4c1ee30ae0001e0c9ed8b2b84a94a40774519cd51ad530fa7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06662",
    "kind": "arxiv",
    "version": 1
  }
}