Pith Number

pith:R6SZOKAY

pith:2011:R6SZOKAYQ53KAXQIGXUEUUK5HO

not attested not anchored not stored refs pending

Global stability for the multi-channel Gel'fand-Calder\'on inverse problem in two dimensions

Matteo Santacesaria (CMAP)

arxiv:1102.5175 v1 · 2011-02-25 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6SZOKAYQ53KAXQIGXUEUUK5HO}

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	2026-05-18T03:00:01.397771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fa59728188776a05e0835e84a515d3b83bbc007f711c1036939ee74a803dbf5

Aliases

arxiv: 1102.5175 · arxiv_version: 1102.5175v1 · doi: 10.48550/arxiv.1102.5175 · pith_short_12: R6SZOKAYQ53K · pith_short_16: R6SZOKAYQ53KAXQI · pith_short_8: R6SZOKAY

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/R6SZOKAYQ53KAXQIGXUEUUK5HO \
  | 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: 8fa59728188776a05e0835e84a515d3b83bbc007f711c1036939ee74a803dbf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfe153e64b244a4162252e960ba25202c2576dc967ceb1cb36a14fdc24f1b00f",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-02-25T07:16:30Z",
    "title_canon_sha256": "9c30815102d4447f68d7f687c07c43f70cf0a0c88436a1dac82efbd84ad6f71a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5175",
    "kind": "arxiv",
    "version": 1
  }
}