Pith Number

pith:KAS7657G

pith:2012:KAS7657GDGFI37BTIHPC4GT6F2

not attested not anchored not stored refs pending

Real and complex k-planes in convex hypersurfaces

Nikolai Nikolov

arxiv:1208.4676 v1 · 2012-08-23 · math.CV · 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{KAS7657GDGFI37BTIHPC4GT6F2}

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	2026-05-18T02:51:23.578494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5025ff77e6198a8dfc3341de2e1a7e2eb529659eb60b61a70031a62ad7f4312e

Aliases

arxiv: 1208.4676 · arxiv_version: 1208.4676v1 · doi: 10.48550/arxiv.1208.4676 · pith_short_12: KAS7657GDGFI · pith_short_16: KAS7657GDGFI37BT · pith_short_8: KAS7657G

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/KAS7657GDGFI37BTIHPC4GT6F2 \
  | 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: 5025ff77e6198a8dfc3341de2e1a7e2eb529659eb60b61a70031a62ad7f4312e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3f01447c46fdc293bae7851cbf03415bc45e98865aa6a93d50b38df26251aaa",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2012-08-23T06:17:08Z",
    "title_canon_sha256": "67527e622dc65756e37963cbbfd22b4996104c17349f0523382f811b52332d97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4676",
    "kind": "arxiv",
    "version": 1
  }
}