Pith Number

pith:3N6UHDZV

pith:2017:3N6UHDZVKTS4S6QSFHCVIK42YI

not attested not anchored not stored refs pending

Spectral Invariance of Pseudodifferential Boundary Value Problems on Manifolds with Conical Singularities

Elmar Schrohe, Pedro T. P. Lopes

arxiv:1709.06817 v1 · 2017-09-20 · math.AP · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3N6UHDZVKTS4S6QSFHCVIK42YI}

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	2026-05-18T00:34:40.379971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db7d438f3554e5c97a1229c5542b9ac20427ecafe2c7b76c5bfa1ba7509eee10

Aliases

arxiv: 1709.06817 · arxiv_version: 1709.06817v1 · doi: 10.48550/arxiv.1709.06817 · pith_short_12: 3N6UHDZVKTS4 · pith_short_16: 3N6UHDZVKTS4S6QS · pith_short_8: 3N6UHDZV

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/3N6UHDZVKTS4S6QSFHCVIK42YI \
  | 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: db7d438f3554e5c97a1229c5542b9ac20427ecafe2c7b76c5bfa1ba7509eee10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab6f880d8181f3b764b1b2f15afc477cd9dd1d4eb491a5956d69db6d0842c9c3",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-09-20T11:27:37Z",
    "title_canon_sha256": "6a6905fc6365ad77ed377073bddebc88c0153885ebc324c4bb337af396ad697f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06817",
    "kind": "arxiv",
    "version": 1
  }
}