Pith Number

pith:Q6NDPIFL

pith:2014:Q6NDPIFLPYNYUOW2NKTDPCBGYX

not attested not anchored not stored refs pending

Global uniqueness for the Calder\'on problem with Lipschitz conductivities

Keith Rogers, Pedro Caro

arxiv:1411.8001 v2 · 2014-11-28 · math.AP · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q6NDPIFLPYNYUOW2NKTDPCBGYX}

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	2026-05-18T01:19:55.548567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

879a37a0ab7e1b8a3ada6aa6378826c5cc15d9509f66d228c76059cdceb43bf2

Aliases

arxiv: 1411.8001 · arxiv_version: 1411.8001v2 · doi: 10.48550/arxiv.1411.8001 · pith_short_12: Q6NDPIFLPYNY · pith_short_16: Q6NDPIFLPYNYUOW2 · pith_short_8: Q6NDPIFL

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/Q6NDPIFLPYNYUOW2NKTDPCBGYX \
  | 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: 879a37a0ab7e1b8a3ada6aa6378826c5cc15d9509f66d228c76059cdceb43bf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f9676ea95ae6c6ceb4480e6fad6479082fab2c88488646f47470e4f97addc14",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-11-28T20:51:23Z",
    "title_canon_sha256": "bba56c5c986e140824a36b418f60bf2c623d72d3405e7b09660501b1fdb03ebc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.8001",
    "kind": "arxiv",
    "version": 2
  }
}