Pith Number

pith:GQUGN5IB

pith:2003:GQUGN5IBBIHKYRTJMNIIF34O2E

not attested not anchored not stored refs pending

Two dimensional compact simple Riemannian manifolds are boundary distance rigid

G. Uhlmann, L. Pestov

arxiv:math/0305280 v1 · 2003-05-19 · math.AP · math.DG

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GQUGN5IBBIHKYRTJMNIIF34O2E}

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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.

Cited by

1 paper in Pith

Limits of the inverse scattering problem

Receipt and verification

First computed	2026-07-04T14:37:19.406361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

342866f5010a0eac4669635082ef8ed11ca9b48b049c1cb72108db92add805c9

Aliases

arxiv: math/0305280 · arxiv_version: math/0305280v1 · doi: 10.48550/arxiv.math/0305280 · pith_short_12: GQUGN5IBBIHK · pith_short_16: GQUGN5IBBIHKYRTJ · pith_short_8: GQUGN5IB

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/GQUGN5IBBIHKYRTJMNIIF34O2E \
  | 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: 342866f5010a0eac4669635082ef8ed11ca9b48b049c1cb72108db92add805c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27dd0c6e27e41fc3a7c627280a4427433e40d27f16ae051551c0ff14ca8db515",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "",
    "primary_cat": "math.AP",
    "submitted_at": "2003-05-19T22:19:22Z",
    "title_canon_sha256": "eda243416fa9d395447008aad143afa8354959b462fcc184a95be3e715487e2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0305280",
    "kind": "arxiv",
    "version": 1
  }
}