Pith Number

pith:C5XK3OY4

pith:2010:C5XK3OY46SGKL3URYNXU2MJHGH

not attested not anchored not stored refs pending

Surfaces with parallel mean curvature vector in complex space forms

Dorel Fetcu

arxiv:1011.5892 v1 · 2010-11-25 · 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{C5XK3OY46SGKL3URYNXU2MJHGH}

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	2026-05-18T04:34:37.945893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

176eadbb1cf48ca5ee91c36f4d312731ffee58094036fd171c541cd28fcb4567

Aliases

arxiv: 1011.5892 · arxiv_version: 1011.5892v1 · doi: 10.48550/arxiv.1011.5892 · pith_short_12: C5XK3OY46SGK · pith_short_16: C5XK3OY46SGKL3UR · pith_short_8: C5XK3OY4

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/C5XK3OY46SGKL3URYNXU2MJHGH \
  | 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: 176eadbb1cf48ca5ee91c36f4d312731ffee58094036fd171c541cd28fcb4567

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2738b4c747b7ef2aee2324473df6aeacccf9785637686ae2347b18dbfc8c98c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-11-25T21:49:53Z",
    "title_canon_sha256": "e008c3f725d2a4ded5e4dd3140e28229c6a6bc238d1c9ce9247e6fec63971ce9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5892",
    "kind": "arxiv",
    "version": 1
  }
}