Pith Number

pith:LPNHTUUM

pith:2018:LPNHTUUMXRSRV6WQO4A4CFHZXX

not attested not anchored not stored refs pending

Regularity theory for Second order Integro-PDEs

Chenchen Mou, Yuming Zhang

arxiv:1809.05589 v1 · 2018-09-14 · 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{LPNHTUUMXRSRV6WQO4A4CFHZXX}

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	2026-05-18T00:05:40.589278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bda79d28cbc651afad07701c114f9bdcdac68262f97e623fd979230ed59cd3a

Aliases

arxiv: 1809.05589 · arxiv_version: 1809.05589v1 · doi: 10.48550/arxiv.1809.05589 · pith_short_12: LPNHTUUMXRSR · pith_short_16: LPNHTUUMXRSRV6WQ · pith_short_8: LPNHTUUM

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/LPNHTUUMXRSRV6WQO4A4CFHZXX \
  | 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: 5bda79d28cbc651afad07701c114f9bdcdac68262f97e623fd979230ed59cd3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5dcf3db93befa91b2b3e73f74c4a05150a29cc6cf4f903e283941611960d52d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-09-14T21:08:59Z",
    "title_canon_sha256": "8321f80266ae7a44a8110a829f926d625462d99c76dcaa5488b922cf16c6fcb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05589",
    "kind": "arxiv",
    "version": 1
  }
}