Pith Number

pith:ECBZHFNL

pith:2010:ECBZHFNLDSHE4A53IW46QFTEVM

not attested not anchored not stored refs pending

On Gromov-Hausdorff stability in a boundary rigidity problem

Sergei Ivanov

arxiv:1005.1052 v3 · 2010-05-06 · math.DG · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECBZHFNLDSHE4A53IW46QFTEVM}

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	2026-05-18T02:38:18.534192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20839395ab1c8e4e03bb45b9e81664ab2e040abbf782fd838d93589ec22dee9f

Aliases

arxiv: 1005.1052 · arxiv_version: 1005.1052v3 · doi: 10.48550/arxiv.1005.1052 · pith_short_12: ECBZHFNLDSHE · pith_short_16: ECBZHFNLDSHE4A53 · pith_short_8: ECBZHFNL

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/ECBZHFNLDSHE4A53IW46QFTEVM \
  | 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: 20839395ab1c8e4e03bb45b9e81664ab2e040abbf782fd838d93589ec22dee9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "585c082b584ae9eab9be3bb6139247b38107ae1fe30a2d9a302292a6b789ba85",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-05-06T18:38:08Z",
    "title_canon_sha256": "7bb7273293c8852df77cc8535637bacb35f8647a417b769e48c43b987f4d1fa4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1052",
    "kind": "arxiv",
    "version": 3
  }
}