Pith Number

pith:DMRK7T6U

pith:2018:DMRK7T6UTUHV6P2E45GYXD47DR

not attested not anchored not stored refs pending

Starshapedeness for fully-nonlinear equations in Carnot groups

Federica Dragoni, Nicola Garofalo, Paolo Salani

arxiv:1804.00765 v2 · 2018-04-02 · 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{DMRK7T6UTUHV6P2E45GYXD47DR}

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	2026-05-18T00:01:09.618129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b22afcfd49d0f5f3f44e74d8b8f9f1c568b209318f4b4387594d9b66d1238ae

Aliases

arxiv: 1804.00765 · arxiv_version: 1804.00765v2 · doi: 10.48550/arxiv.1804.00765 · pith_short_12: DMRK7T6UTUHV · pith_short_16: DMRK7T6UTUHV6P2E · pith_short_8: DMRK7T6U

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/DMRK7T6UTUHV6P2E45GYXD47DR \
  | 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: 1b22afcfd49d0f5f3f44e74d8b8f9f1c568b209318f4b4387594d9b66d1238ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36974796f7f1d010e67f7752cc7a74a4b3af272d5a82a1feb26c4b8e2dfd84b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-04-02T23:56:41Z",
    "title_canon_sha256": "60e22ebd1497b02a96a321b480b2e2d8a0518e5ea19254d3912013c2d3dd0d13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00765",
    "kind": "arxiv",
    "version": 2
  }
}