Pith Number

pith:NTWRKKVV

pith:2016:NTWRKKVVMCP5ULIBG5NXZVRONO

not attested not anchored not stored refs pending

Extended Hardness Results for Approximate Gr\"obner Basis Computation

Gwen Spencer

arxiv:1605.04472 v1 · 2016-05-14 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NTWRKKVVMCP5ULIBG5NXZVRONO}

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	2026-05-18T00:10:48.178097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ced152ab5609fda2d01375b7cd62e6bb5b2c3fdca28fd8c4781ff245dbc5607

Aliases

arxiv: 1605.04472 · arxiv_version: 1605.04472v1 · doi: 10.48550/arxiv.1605.04472 · pith_short_12: NTWRKKVVMCP5 · pith_short_16: NTWRKKVVMCP5ULIB · pith_short_8: NTWRKKVV

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/NTWRKKVVMCP5ULIBG5NXZVRONO \
  | 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: 6ced152ab5609fda2d01375b7cd62e6bb5b2c3fdca28fd8c4781ff245dbc5607

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9a5330a08c7d367bf7e03b5c8f22199d87610cc8aec17b4685349d4aa9e6ec9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2016-05-14T21:44:01Z",
    "title_canon_sha256": "cc3affd032565374b0bc431ca7d2055e249e906f6a703f98ae162da1860b7580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.04472",
    "kind": "arxiv",
    "version": 1
  }
}