Pith Number

pith:NUH77RRN

pith:2016:NUH77RRNPA7FOGUE5EEZDMY5TH

not attested not anchored not stored refs pending

Existence and regularity results for weak solutions to $(p,q)$-elliptic systems in divergence form

Anna Verde, Bianca Stroffolini, Giovanni Cupini, Miroslav Bul\'i\v{c}ek

arxiv:1611.03549 v1 · 2016-11-11 · 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{NUH77RRNPA7FOGUE5EEZDMY5TH}

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	2026-05-18T00:31:13.684767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d0fffc62d783e571a84e90991b31d99c63aa69d5afe072f885aed1a286172dc

Aliases

arxiv: 1611.03549 · arxiv_version: 1611.03549v1 · doi: 10.48550/arxiv.1611.03549 · pith_short_12: NUH77RRNPA7F · pith_short_16: NUH77RRNPA7FOGUE · pith_short_8: NUH77RRN

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/NUH77RRNPA7FOGUE5EEZDMY5TH \
  | 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: 6d0fffc62d783e571a84e90991b31d99c63aa69d5afe072f885aed1a286172dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3333915181778ec8246a7eb43eaa99f4b7617a6e2ec9c9058f9b2186c566f79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-11-11T00:32:26Z",
    "title_canon_sha256": "7b1c1567c86b3d3d270ad82618d0ca0f26ed6cee0b307ad157ea5737c177de2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.03549",
    "kind": "arxiv",
    "version": 1
  }
}