Pith Number

pith:47ONODEM

pith:2018:47ONODEMAVP424HMH75O7A67X3

not attested not anchored not stored refs pending

Surfaces with Parallel Normalized Mean Curvature Vector Field in Euclidean or Minkowski 4-Space

Georgi Ganchev, Velichka Milousheva

arxiv:1810.01284 v1 · 2018-10-01 · 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{47ONODEMAVP424HMH75O7A67X3}

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	2026-05-18T00:04:18.334090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7dcd70c8c055fcd70ec3ffaef83dfbec8b040197d5e497a7c20516919701bab

Aliases

arxiv: 1810.01284 · arxiv_version: 1810.01284v1 · doi: 10.48550/arxiv.1810.01284 · pith_short_12: 47ONODEMAVP4 · pith_short_16: 47ONODEMAVP424HM · pith_short_8: 47ONODEM

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/47ONODEMAVP424HMH75O7A67X3 \
  | 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: e7dcd70c8c055fcd70ec3ffaef83dfbec8b040197d5e497a7c20516919701bab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba4ddd7fa03f6cdb27b40ce9219b44341d7b974757867d9a20fc122df4c0a650",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-10-01T08:36:16Z",
    "title_canon_sha256": "52a966ebd516190c68e72d31507c8937cd606bcdf1f7e3ef088cab122bcd5b04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01284",
    "kind": "arxiv",
    "version": 1
  }
}