Pith Number

pith:NTTCCOBK

pith:2013:NTTCCOBKY63SW3X5PGTPOGQF63

not attested not anchored not stored refs pending

Normal holonomy of CR submanifolds

Antonio J. Di Scala, Francisco Vittone

arxiv:1311.5778 v2 · 2013-11-22 · 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{NTTCCOBKY63SW3X5PGTPOGQF63}

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	2026-05-18T02:17:12.433700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ce621382ac7b72b6efd79a6f71a05f6f7b4791ec86fc27e4fbeea770446dec4

Aliases

arxiv: 1311.5778 · arxiv_version: 1311.5778v2 · doi: 10.48550/arxiv.1311.5778 · pith_short_12: NTTCCOBKY63S · pith_short_16: NTTCCOBKY63SW3X5 · pith_short_8: NTTCCOBK

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/NTTCCOBKY63SW3X5PGTPOGQF63 \
  | 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: 6ce621382ac7b72b6efd79a6f71a05f6f7b4791ec86fc27e4fbeea770446dec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c15b4d855bf4a0f5ec368dde40192f593c0f9c975a7394f21dd46636cc862c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-11-22T15:39:07Z",
    "title_canon_sha256": "df59bed9eb0486430696b728e167465fd0b37ce1e66ecfad8e757876b102806b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5778",
    "kind": "arxiv",
    "version": 2
  }
}