Pith Number

pith:P2SCZPU4

pith:2016:P2SCZPU4KAFJ2FKHWYU2AZUNMP

not attested not anchored not stored refs pending

On Riemannian Foliations over Positively Curved Manifolds

Llohann D. Speran\c{c}a

arxiv:1602.01046 v1 · 2016-02-02 · 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{P2SCZPU4KAFJ2FKHWYU2AZUNMP}

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	2026-05-18T01:21:23.881559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ea42cbe9c500a9d1547b629a0668d63c2b35afc1012dc7b90ea110f6e1c145f

Aliases

arxiv: 1602.01046 · arxiv_version: 1602.01046v1 · doi: 10.48550/arxiv.1602.01046 · pith_short_12: P2SCZPU4KAFJ · pith_short_16: P2SCZPU4KAFJ2FKH · pith_short_8: P2SCZPU4

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/P2SCZPU4KAFJ2FKHWYU2AZUNMP \
  | 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: 7ea42cbe9c500a9d1547b629a0668d63c2b35afc1012dc7b90ea110f6e1c145f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "632159278730a175f3e40a4c5d3f14272063f8f1a6a73b4e836cdebbc1cddc01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-02-02T19:06:55Z",
    "title_canon_sha256": "040dad9c98f48fb3ab136091a9f5eab9d78585fa1439d2e22909faffc16e2a61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01046",
    "kind": "arxiv",
    "version": 1
  }
}