Pith Number

pith:IZYCLWHB

pith:2013:IZYCLWHBQBKO4PI4UXVJLRODJB

not attested not anchored not stored refs pending

Local analytic regularity in the linearized Calder\'on problem

Gunther Uhlmann, Johannes Sjoestrand

arxiv:1312.4065 v2 · 2013-12-14 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZYCLWHBQBKO4PI4UXVJLRODJB}

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	2026-05-18T01:11:33.838590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

467025d8e18054ee3d1ca5ea95c5c3486f23f49cd15a6e4f71dbd296187c1adf

Aliases

arxiv: 1312.4065 · arxiv_version: 1312.4065v2 · doi: 10.48550/arxiv.1312.4065 · pith_short_12: IZYCLWHBQBKO · pith_short_16: IZYCLWHBQBKO4PI4 · pith_short_8: IZYCLWHB

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/IZYCLWHBQBKO4PI4UXVJLRODJB \
  | 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: 467025d8e18054ee3d1ca5ea95c5c3486f23f49cd15a6e4f71dbd296187c1adf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ea78e22fefee731ff56add70860b9a630ecd733fb863b880a0c14e4fbba8f82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-12-14T17:00:59Z",
    "title_canon_sha256": "1e98d8b1975689960e008b7ce9916de1065f7e6c2b0e065374d3ceb4da4e3eab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4065",
    "kind": "arxiv",
    "version": 2
  }
}