Pith Number

pith:RV2E6QBI

pith:2013:RV2E6QBIT6CX5CDMDFGTLK7U33

not attested not anchored not stored refs pending

On the symmetric equiaffine hyperspheres and the minimal symmetric Lagrangian submanifolds

Xingxiao Li

arxiv:1303.4278 v1 · 2013-03-18 · 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{RV2E6QBIT6CX5CDMDFGTLK7U33}

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	2026-05-18T03:30:38.988205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d744f40289f857e886c194d35abf4dedb687b05408a54cb75a595dcbff8585c

Aliases

arxiv: 1303.4278 · arxiv_version: 1303.4278v1 · doi: 10.48550/arxiv.1303.4278 · pith_short_12: RV2E6QBIT6CX · pith_short_16: RV2E6QBIT6CX5CDM · pith_short_8: RV2E6QBI

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/RV2E6QBIT6CX5CDMDFGTLK7U33 \
  | 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: 8d744f40289f857e886c194d35abf4dedb687b05408a54cb75a595dcbff8585c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "162cbbe307345b054914254d0fe7d93dcac41d6fde28a2178c5d0b1f5f9ec389",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-03-18T15:04:27Z",
    "title_canon_sha256": "1aed50e4e2d2c3d7bacf061397852807b14c87192f0fe4f439d899efcbc80308"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4278",
    "kind": "arxiv",
    "version": 1
  }
}