Pith Number

pith:7O2SVPVE

pith:2018:7O2SVPVEMXI5V2NLHHZEPKJIBI

not attested not anchored not stored refs pending

Analysis of Boundary-Domain Integral Equations to the Mixed BVP for a Compressible Stokes System with Variable Viscosity

C.F. Portillo, S.E. Mikhailov

arxiv:1805.00235 v1 · 2018-05-01 · 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{7O2SVPVEMXI5V2NLHHZEPKJIBI}

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	2026-07-05T01:53:05.663197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbb52abea465d1dae9ab39f247a9280a24d340ee5097473ee3be5a66b610f5a1

Aliases

arxiv: 1805.00235 · arxiv_version: 1805.00235v1 · doi: 10.48550/arxiv.1805.00235 · pith_short_12: 7O2SVPVEMXI5 · pith_short_16: 7O2SVPVEMXI5V2NL · pith_short_8: 7O2SVPVE

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/7O2SVPVEMXI5V2NLHHZEPKJIBI \
  | 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: fbb52abea465d1dae9ab39f247a9280a24d340ee5097473ee3be5a66b610f5a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb39d31d72097cec7ea6ee3c08f80dde76f56afd3accec946636c8304a4e62b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-05-01T08:45:04Z",
    "title_canon_sha256": "e190074565ba831692aaa26c4244fa4d950bedfba4c7890eb57bca001192067b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00235",
    "kind": "arxiv",
    "version": 1
  }
}