Pith Number

pith:4IRW74C2

pith:2018:4IRW74C2GBQLHH3ZUO63OII5W4

not attested not anchored not stored refs pending

Blowup analysis for integral equations on bounded domains

Qianqiao Guo

arxiv:1808.08723 v2 · 2018-08-27 · 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{4IRW74C2GBQLHH3ZUO63OII5W4}

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	2026-05-18T00:07:05.084245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2236ff05a3060b39f79a3bdb7211db70af76ffeea0efba8c64f2257c281a740

Aliases

arxiv: 1808.08723 · arxiv_version: 1808.08723v2 · doi: 10.48550/arxiv.1808.08723 · pith_short_12: 4IRW74C2GBQL · pith_short_16: 4IRW74C2GBQLHH3Z · pith_short_8: 4IRW74C2

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/4IRW74C2GBQLHH3ZUO63OII5W4 \
  | 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: e2236ff05a3060b39f79a3bdb7211db70af76ffeea0efba8c64f2257c281a740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9ee7bd2a3c97757d080eb8cdd9cc1cce93a322ac2d8ee706f97f83464b74a35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-27T08:03:05Z",
    "title_canon_sha256": "3ec6adf6d196f48ae5798560ee072d13d4ee71026600ec7bdf7a1a4182aada67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08723",
    "kind": "arxiv",
    "version": 2
  }
}