Pith Number

pith:JGFKKGWC

pith:2011:JGFKKGWCBT6VXKB2OJSLFADUN4

not attested not anchored not stored refs pending

Surfaces with parallel mean curvature in $\mathbb{S}^3\times\mathbb{R}$ and $\mathbb{H}^3\times\mathbb{R}$

Dorel Fetcu, Harold Rosenberg

arxiv:1103.6254 v1 · 2011-03-31 · 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{JGFKKGWCBT6VXKB2OJSLFADUN4}

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	2026-05-18T04:25:13.594711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

498aa51ac20cfd5ba83a7264b280746f17c08fcb02e6dc184075e434d4c2cf3f

Aliases

arxiv: 1103.6254 · arxiv_version: 1103.6254v1 · doi: 10.48550/arxiv.1103.6254 · pith_short_12: JGFKKGWCBT6V · pith_short_16: JGFKKGWCBT6VXKB2 · pith_short_8: JGFKKGWC

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/JGFKKGWCBT6VXKB2OJSLFADUN4 \
  | 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: 498aa51ac20cfd5ba83a7264b280746f17c08fcb02e6dc184075e434d4c2cf3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d7de3a459d8f8e5b46ca54214ad9b63f1db99ce2a9fe6446f6a14282ae6caff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-03-31T17:56:11Z",
    "title_canon_sha256": "a07ac22d61ed606902a1ee882f2e93f0b71e128c48bec0ebedeca9e26fd6edb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.6254",
    "kind": "arxiv",
    "version": 1
  }
}