Pith Number

pith:4QBNWMHO

pith:2011:4QBNWMHOSNZLV4F5Y2V7DFLTTK

not attested not anchored not stored refs pending

Isoparametric hypersurfaces and metrics of constant scalar curvature

Guillermo Henry, Jimmy Petean

arxiv:1103.0314 v2 · 2011-03-01 · 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{4QBNWMHOSNZLV4F5Y2V7DFLTTK}

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	2026-05-18T03:14:28.313413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e402db30ee9372baf0bdc6abf195739abd10e4ddfba01e79f4bcfc39f9f0f077

Aliases

arxiv: 1103.0314 · arxiv_version: 1103.0314v2 · doi: 10.48550/arxiv.1103.0314 · pith_short_12: 4QBNWMHOSNZL · pith_short_16: 4QBNWMHOSNZLV4F5 · pith_short_8: 4QBNWMHO

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/4QBNWMHOSNZLV4F5Y2V7DFLTTK \
  | 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: e402db30ee9372baf0bdc6abf195739abd10e4ddfba01e79f4bcfc39f9f0f077

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35680189bc6bbac740aebdf680cfb413834560482c7e0765592094ff3befd31a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-03-01T23:32:15Z",
    "title_canon_sha256": "15a60140c362179fbc2018b09b0f66a4060749dfc6247c9cf03cccd7e1f2e651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0314",
    "kind": "arxiv",
    "version": 2
  }
}