Pith Number

pith:3WM5PRXD

pith:2018:3WM5PRXDLT4AHJB4SXMBGBPIUE

not attested not anchored not stored refs pending

Parameterized Intractability of Even Set and Shortest Vector Problem from Gap-ETH

Arnab Bhattacharyya, Karthik C. S., Pasin Manurangsi, Suprovat Ghoshal

arxiv:1803.09717 v1 · 2018-03-26 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WM5PRXDLT4AHJB4SXMBGBPIUE}

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	2026-05-18T00:20:10.602408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd99d7c6e35cf803a43c95d81305e8a11b1e7417bff4ccccde9a54a70215aab1

Aliases

arxiv: 1803.09717 · arxiv_version: 1803.09717v1 · doi: 10.48550/arxiv.1803.09717 · pith_short_12: 3WM5PRXDLT4A · pith_short_16: 3WM5PRXDLT4AHJB4 · pith_short_8: 3WM5PRXD

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/3WM5PRXDLT4AHJB4SXMBGBPIUE \
  | 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: dd99d7c6e35cf803a43c95d81305e8a11b1e7417bff4ccccde9a54a70215aab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "834a32c992674c0b06f444bc981f628e72e9139636e4078fadb6361d2ce8ba76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2018-03-26T17:13:43Z",
    "title_canon_sha256": "b3a08b83736e83188fc962a602e513546d627c3b2c2982045fcbd9b536904ccc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09717",
    "kind": "arxiv",
    "version": 1
  }
}