Pith Number

pith:AZQCAQY6

pith:2017:AZQCAQY6UL2IHDREJYAIXMMZD2

not attested not anchored not stored refs pending

The Dirichlet-to-Neumann operator on $C(\partial \Omega)$

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

arxiv:1707.05556 v1 · 2017-07-18 · 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{AZQCAQY6UL2IHDREJYAIXMMZD2}

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	2026-05-18T00:40:02.017796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

066020431ea2f4838e244e008bb1991e9b3e35b93eb3438fc10ecaa2c842be0e

Aliases

arxiv: 1707.05556 · arxiv_version: 1707.05556v1 · doi: 10.48550/arxiv.1707.05556 · pith_short_12: AZQCAQY6UL2I · pith_short_16: AZQCAQY6UL2IHDRE · pith_short_8: AZQCAQY6

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/AZQCAQY6UL2IHDREJYAIXMMZD2 \
  | 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: 066020431ea2f4838e244e008bb1991e9b3e35b93eb3438fc10ecaa2c842be0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "718981712e4c4bf78e797c86f8887eda8fd74b091ac6968bdeeff1861ab63d6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-07-18T10:53:09Z",
    "title_canon_sha256": "00ec5d7435a567442874a95929c7c480526de68350b4cdd5e1633bb36d99b43e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05556",
    "kind": "arxiv",
    "version": 1
  }
}