Pith Number

pith:DBZEKVBM

pith:2019:DBZEKVBMAYJJOY7LJTEBKLTGR6

not attested not anchored not stored refs pending

Global regularity of second order twisted differential operators

Alessandro Oliaro, Ernesto Buzano

arxiv:1907.07538 v1 · 2019-07-17 · 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{DBZEKVBMAYJJOY7LJTEBKLTGR6}

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	2026-05-17T23:40:21.849312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

187245542c06129763eb4cc8152e668fa334296b8f2b68dc9b91e110732ba0d6

Aliases

arxiv: 1907.07538 · arxiv_version: 1907.07538v1 · doi: 10.48550/arxiv.1907.07538 · pith_short_12: DBZEKVBMAYJJ · pith_short_16: DBZEKVBMAYJJOY7L · pith_short_8: DBZEKVBM

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/DBZEKVBMAYJJOY7LJTEBKLTGR6 \
  | 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: 187245542c06129763eb4cc8152e668fa334296b8f2b68dc9b91e110732ba0d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98d5ab29100bee885a988b74d3923c25775111303fda1c33c4d82234140ef98c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-07-17T14:19:58Z",
    "title_canon_sha256": "e64bbf133939a5d0692465051d3f3ddbb11f97e85d57380199539a4a70d12d74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07538",
    "kind": "arxiv",
    "version": 1
  }
}