Pith Number

pith:SFRM34YH

pith:2017:SFRM34YH5CATJ7WHJBWA7D2TBM

not attested not anchored not stored refs pending

Existence, uniqueness and regularity of solutions to systems of nonlocal obstacle problems related to optimal switching

Marcus Olofsson, Niklas L.P. Lundstr\"Om, Thomas \"Onskog

arxiv:1711.04665 v1 · 2017-11-13 · 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{SFRM34YH5CATJ7WHJBWA7D2TBM}

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	2026-05-18T00:30:35.977790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9162cdf307e88134fec7486c0f8f530b096c20c3840594facd0daac0a4221ddc

Aliases

arxiv: 1711.04665 · arxiv_version: 1711.04665v1 · doi: 10.48550/arxiv.1711.04665 · pith_short_12: SFRM34YH5CAT · pith_short_16: SFRM34YH5CATJ7WH · pith_short_8: SFRM34YH

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/SFRM34YH5CATJ7WHJBWA7D2TBM \
  | 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: 9162cdf307e88134fec7486c0f8f530b096c20c3840594facd0daac0a4221ddc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bd30dcc69c5a18da1cc48e82d657f6f3ca4579ea7580a31f8a0febabe7db269",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-11-13T16:00:14Z",
    "title_canon_sha256": "cdd3978efb43b03a5a65a812a73d6cc524b21a9fce6154a62ee531b77fe51cea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.04665",
    "kind": "arxiv",
    "version": 1
  }
}