Pith Number

pith:EN2RA3VO

pith:2019:EN2RA3VOFQAKLLLSN3IITJWJLL

not attested not anchored not stored refs pending

A class of prescribed Weingarten curvature equations in Euclidean space

Agen Shang, Li Chen, Qiang Tu

arxiv:1910.10903 v1 · 2019-10-24 · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EN2RA3VOFQAKLLLSN3IITJWJLL}

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	2026-07-05T00:14:36.839715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2375106eae2c00a5ad726ed089a6c95adadc268ce6d60b98edd7d85df94e5808

Aliases

arxiv: 1910.10903 · arxiv_version: 1910.10903v1 · doi: 10.48550/arxiv.1910.10903 · pith_short_12: EN2RA3VOFQAK · pith_short_16: EN2RA3VOFQAKLLLS · pith_short_8: EN2RA3VO

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/EN2RA3VOFQAKLLLSN3IITJWJLL \
  | 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: 2375106eae2c00a5ad726ed089a6c95adadc268ce6d60b98edd7d85df94e5808

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1f74505951aba188baf6ec9d4f5a0e69ab55439457fec55c3e4eb50c29de85d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-10-24T03:45:34Z",
    "title_canon_sha256": "0900e5bb753e25062aa1260f22ae413f37839e4fa04150423fde4fd74aaa3f9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.10903",
    "kind": "arxiv",
    "version": 1
  }
}