Pith Number

pith:HX7YNGAQ

pith:2020:HX7YNGAQ6DM4TK2BWTQG3EMWEH

not attested not anchored not stored refs pending

On the Sample Complexity and Optimization Landscape for Quadratic Feasibility Problems

Angelia Nedi\'c, Gautam Dasarathy, Parth Thaker

arxiv:2002.01066 v2 · 2020-02-04 · eess.SP · cs.IT · cs.LG · math.IT · math.OC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HX7YNGAQ6DM4TK2BWTQG3EMWEH}

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	2026-07-05T01:59:27.818627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dff869810f0d9c9ab41b4e06d919621e18cf15a2cfb9ae80bb3eb3a7aa030cf

Aliases

arxiv: 2002.01066 · arxiv_version: 2002.01066v2 · doi: 10.48550/arxiv.2002.01066 · pith_short_12: HX7YNGAQ6DM4 · pith_short_16: HX7YNGAQ6DM4TK2B · pith_short_8: HX7YNGAQ

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/HX7YNGAQ6DM4TK2BWTQG3EMWEH \
  | 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: 3dff869810f0d9c9ab41b4e06d919621e18cf15a2cfb9ae80bb3eb3a7aa030cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cccd192a28c249af1ef8c4903a569eb2d68846effbc0897fcb6ab6085f0f5aa0",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-02-04T00:35:09Z",
    "title_canon_sha256": "025a9819a155bb734dfe80c00fe405136139a77eacb674d1e5fc0d4b4c6b95fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.01066",
    "kind": "arxiv",
    "version": 2
  }
}