Pith Number

pith:7I7ERZB5

pith:2016:7I7ERZB5BEL2FK3ZTUTHJZYTAJ

not attested not anchored not stored refs pending

Fractional powers of sectorial operators via the Dirichlet-to-Neumann operator

A.F.M. ter Elst, M. Warma, W. Arendt

arxiv:1608.05707 v1 · 2016-08-19 · 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{7I7ERZB5BEL2FK3ZTUTHJZYTAJ}

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	2026-05-18T01:08:27.754966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa3e48e43d0917a2ab799d2674e713024998f7682debee5f6eb25a7def9aa2b5

Aliases

arxiv: 1608.05707 · arxiv_version: 1608.05707v1 · doi: 10.48550/arxiv.1608.05707 · pith_short_12: 7I7ERZB5BEL2 · pith_short_16: 7I7ERZB5BEL2FK3Z · pith_short_8: 7I7ERZB5

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/7I7ERZB5BEL2FK3ZTUTHJZYTAJ \
  | 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: fa3e48e43d0917a2ab799d2674e713024998f7682debee5f6eb25a7def9aa2b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f358b9a863c1258f49e85253f7a958eef87c1db555a350d7aea3874478822b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-08-19T19:54:14Z",
    "title_canon_sha256": "3b2e79e3da71c055924caddfd2c031bbc9ae847a05f34d3511af09eaa4bf1c50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.05707",
    "kind": "arxiv",
    "version": 1
  }
}