Pith Number

pith:ZYM5K6IS

pith:2017:ZYM5K6ISHMUQNOI3MTUEEG5E37

not attested not anchored not stored refs pending

Analytic and Gevrey Hypoellipticity for Perturbed Sums of Squares Operators

Antonio Bove, Gregorio Chinni

arxiv:1708.01307 v1 · 2017-08-03 · 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{ZYM5K6ISHMUQNOI3MTUEEG5E37}

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	2026-05-18T00:38:37.723379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce19d579123b2906b91b64e8421ba4dfd4762ee5ad5180c0978c98f678ae93c2

Aliases

arxiv: 1708.01307 · arxiv_version: 1708.01307v1 · doi: 10.48550/arxiv.1708.01307 · pith_short_12: ZYM5K6ISHMUQ · pith_short_16: ZYM5K6ISHMUQNOI3 · pith_short_8: ZYM5K6IS

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/ZYM5K6ISHMUQNOI3MTUEEG5E37 \
  | 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: ce19d579123b2906b91b64e8421ba4dfd4762ee5ad5180c0978c98f678ae93c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4671d960ddb6960273d651b6a3399811dc3b562cebd85ba53ab2ef337d6092f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-08-03T20:57:05Z",
    "title_canon_sha256": "ccfae0ced8025679bb9a0e05c8670329b00babe09005395584bd86d477785943"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01307",
    "kind": "arxiv",
    "version": 1
  }
}