Pith Number

pith:H3IFR7WM

pith:2010:H3IFR7WMB22F6ZJERQFLD5Z2KK

not attested not anchored not stored refs pending

Minimal Lagrangian Surfaces in CH2 and Representations of Surface Groups into SU(2,1)

Ian McIntosh, John Loftin

arxiv:1009.2435 v4 · 2010-09-13 · math.DG · math.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H3IFR7WMB22F6ZJERQFLD5Z2KK}

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	2026-05-18T02:17:53.149372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ed058fecc0eb45f65248c0ab1f73a528ec0c86d068892d7e83185529be81cd6

Aliases

arxiv: 1009.2435 · arxiv_version: 1009.2435v4 · doi: 10.48550/arxiv.1009.2435 · pith_short_12: H3IFR7WMB22F · pith_short_16: H3IFR7WMB22F6ZJE · pith_short_8: H3IFR7WM

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/H3IFR7WMB22F6ZJERQFLD5Z2KK \
  | 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: 3ed058fecc0eb45f65248c0ab1f73a528ec0c86d068892d7e83185529be81cd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee5e7109bf63d016b1fe721cb833b04b19ad37c42d8b4c03f76203ec53457fda",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-09-13T16:06:21Z",
    "title_canon_sha256": "618ab7e2d3705f3d07ae040c106e1d3438a374165d6e663914460266fd2868e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2435",
    "kind": "arxiv",
    "version": 4
  }
}