Pith Number

pith:O76DHFYM

pith:2013:O76DHFYM3FP57FQYE4Z3JFG676

not attested not anchored not stored refs pending

Deformations of constant mean curvature surfaces preserving symmetries and the Hopf differential

David Brander, Josef F. Dorfmeister

arxiv:1302.2228 v1 · 2013-02-09 · 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{O76DHFYM3FP57FQYE4Z3JFG676}

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	2026-05-18T01:31:30.460398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77fc33970cd95fdf96182733b494deffb35940fdaba61d600308d81647c02ed5

Aliases

arxiv: 1302.2228 · arxiv_version: 1302.2228v1 · doi: 10.48550/arxiv.1302.2228 · pith_short_12: O76DHFYM3FP5 · pith_short_16: O76DHFYM3FP57FQY · pith_short_8: O76DHFYM

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/O76DHFYM3FP57FQYE4Z3JFG676 \
  | 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: 77fc33970cd95fdf96182733b494deffb35940fdaba61d600308d81647c02ed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c4c0b9bf5e1087ed3a8ab8623e0ec49a5833fcf7f568be1b938317f3ae74d1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-02-09T12:26:54Z",
    "title_canon_sha256": "21392bff79940559ca5dc047efc1b561ece8c80516f8a0bc778de8bf7680684f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2228",
    "kind": "arxiv",
    "version": 1
  }
}