Pith Number

pith:QYFSROMY

pith:2018:QYFSROMYLNMZKK2AQEEUMSQIMB

not attested not anchored not stored refs pending

Variational and Quasi-Variational Inequalities with Gradient Type Constraints

Jos\'e Francisco Rodrigues, Lisa Santos

arxiv:1809.02059 v1 · 2018-09-06 · 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{QYFSROMYLNMZKK2AQEEUMSQIMB}

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	2026-05-18T00:06:21.435591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

860b28b9985b59952b408109464a08606a9bc1cd1ec0f4d39f37a3ab39a58d71

Aliases

arxiv: 1809.02059 · arxiv_version: 1809.02059v1 · doi: 10.48550/arxiv.1809.02059 · pith_short_12: QYFSROMYLNMZ · pith_short_16: QYFSROMYLNMZKK2A · pith_short_8: QYFSROMY

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/QYFSROMYLNMZKK2AQEEUMSQIMB \
  | 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: 860b28b9985b59952b408109464a08606a9bc1cd1ec0f4d39f37a3ab39a58d71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60a05d0b4bb571ab60878ba68461848585b88646fa523f95d73c8e334e7bcc49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-09-06T15:45:42Z",
    "title_canon_sha256": "3c4abbe76718890a1fb3b314675c9c07041bf45da705c653d259b73d67360400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02059",
    "kind": "arxiv",
    "version": 1
  }
}