Pith Number

pith:HOH5AS3S

pith:2019:HOH5AS3SKK2LPSAMZGA6E4LQ4H

not attested not anchored not stored refs pending

Stability analysis for parameterized variational systems with implicit constraints

Helmut Gfrerer, Ji\v{r}\'i V. Outrata, Mat\'u\v{s} Benko

arxiv:1902.07464 v1 · 2019-02-20 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HOH5AS3SKK2LPSAMZGA6E4LQ4H}

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	2026-05-17T23:53:07.807616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b8fd04b7252b4b7c80cc981e27170e1e9ab6559fd8860d6eb87387d12f056b3

Aliases

arxiv: 1902.07464 · arxiv_version: 1902.07464v1 · doi: 10.48550/arxiv.1902.07464 · pith_short_12: HOH5AS3SKK2L · pith_short_16: HOH5AS3SKK2LPSAM · pith_short_8: HOH5AS3S

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/HOH5AS3SKK2LPSAMZGA6E4LQ4H \
  | 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: 3b8fd04b7252b4b7c80cc981e27170e1e9ab6559fd8860d6eb87387d12f056b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "639f35f946f6a816a3e37115661ba1bdb31bcc78d8134818aa920388e0cee6b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-02-20T09:31:07Z",
    "title_canon_sha256": "399fc1cf0b913f7b7765892275bcb2333fdf49b4ec481ceda5e670ba5b44b4dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07464",
    "kind": "arxiv",
    "version": 1
  }
}