Pith Number

pith:RQK6IAEZ

pith:2018:RQK6IAEZKJNJZLGCEW7EKYXUL4

not attested not anchored not stored refs pending

Comparison principles for some fully nonlinear subelliptic equations on the Heisenberg group

Bo Wang, Yanyan Li

arxiv:1811.11581 v1 · 2018-11-27 · 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{RQK6IAEZKJNJZLGCEW7EKYXUL4}

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	2026-05-17T23:46:31.940044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c15e40099525a9cacc225be4562f45f38b66873e82063f70f197d5417b5532d

Aliases

arxiv: 1811.11581 · arxiv_version: 1811.11581v1 · doi: 10.48550/arxiv.1811.11581 · pith_short_12: RQK6IAEZKJNJ · pith_short_16: RQK6IAEZKJNJZLGC · pith_short_8: RQK6IAEZ

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/RQK6IAEZKJNJZLGCEW7EKYXUL4 \
  | 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: 8c15e40099525a9cacc225be4562f45f38b66873e82063f70f197d5417b5532d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4aa21e69d39c61680cbda57844d24122cef103e4c5f32b645d27b6a6140addd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-11-27T17:33:57Z",
    "title_canon_sha256": "6bba008eebf01028ce9babb687ec40082e39e745050d33bb612d2cf3799337b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11581",
    "kind": "arxiv",
    "version": 1
  }
}