Pith Number

pith:TNKUT7DJ

pith:2019:TNKUT7DJJVRYOCSYCNKTIBVDZZ

not attested not anchored not stored refs pending

Equivalence of Ellipticity and Fredholmness in the Weyl-H\"ormander calculus

Bojan Prangoski, Stevan Pilipovi\'c

arxiv:1904.11065 v1 · 2019-04-24 · 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{TNKUT7DJJVRYOCSYCNKTIBVDZZ}

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	2026-05-17T23:47:45.923714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b5549fc694d63870a5813553406a3ce4b667401bd553de9c40c95a431a2ae87

Aliases

arxiv: 1904.11065 · arxiv_version: 1904.11065v1 · doi: 10.48550/arxiv.1904.11065 · pith_short_12: TNKUT7DJJVRY · pith_short_16: TNKUT7DJJVRYOCSY · pith_short_8: TNKUT7DJ

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/TNKUT7DJJVRYOCSYCNKTIBVDZZ \
  | 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: 9b5549fc694d63870a5813553406a3ce4b667401bd553de9c40c95a431a2ae87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "067562e4ae4a8bb6dfd100a12ac130ad92d12eb537db224fb4005915876278ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-04-24T20:54:15Z",
    "title_canon_sha256": "b79455b8c7502a3f4b7ae8ffa2495fcb3d93454d3130e06ba59e9bef41fff3b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11065",
    "kind": "arxiv",
    "version": 1
  }
}