Pith Number

pith:7VSSIBVI

pith:2011:7VSSIBVIA4BAYEMGTJOP6N4TSC

not attested not anchored not stored refs pending

Energy-minimal diffeomorphisms between doubly connected Riemann surfaces

David Kalaj

arxiv:1108.0773 v2 · 2011-08-03 · math.CV · 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{7VSSIBVIA4BAYEMGTJOP6N4TSC}

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	2026-05-18T03:58:39.575092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd652406a807020c11869a5cff379390882d40f5bc4c1e780e2196e6a1bc3cb1

Aliases

arxiv: 1108.0773 · arxiv_version: 1108.0773v2 · doi: 10.48550/arxiv.1108.0773 · pith_short_12: 7VSSIBVIA4BA · pith_short_16: 7VSSIBVIA4BAYEMG · pith_short_8: 7VSSIBVI

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/7VSSIBVIA4BAYEMGTJOP6N4TSC \
  | 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: fd652406a807020c11869a5cff379390882d40f5bc4c1e780e2196e6a1bc3cb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "929603c0f45b5d01a97263b6382838e11965bc0d7bde71b7ea4118c4f608281b",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-08-03T07:49:51Z",
    "title_canon_sha256": "ad212aa591a25e27aac5344966b2a63508d9676a6337e8e695ff07f0ece87c77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0773",
    "kind": "arxiv",
    "version": 2
  }
}