Pith Number

pith:RDGHPWI7

pith:2017:RDGHPWI7GRDMUQK3H5IM3RKNBY

not attested not anchored not stored refs pending

Discriminantal Arrangement, $3\times3$ Minors of Pl\"ucker Matrix and hypersurfaces in Grassmannian $Gr(3,n)$

S. Sawada, S. Settepanella, S. Yamagata

arxiv:1705.06239 v2 · 2017-05-12 · math.AG · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RDGHPWI7GRDMUQK3H5IM3RKNBY}

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	2026-05-18T00:22:39.875561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88cc77d91f3446ca415b3f50cdc54d0e164dd005e2310138ba0f0c7bbac17da9

Aliases

arxiv: 1705.06239 · arxiv_version: 1705.06239v2 · doi: 10.48550/arxiv.1705.06239 · pith_short_12: RDGHPWI7GRDM · pith_short_16: RDGHPWI7GRDMUQK3 · pith_short_8: RDGHPWI7

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/RDGHPWI7GRDMUQK3H5IM3RKNBY \
  | 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: 88cc77d91f3446ca415b3f50cdc54d0e164dd005e2310138ba0f0c7bbac17da9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ba596415e942190d9ea94f22837c837704fe1321caee73d1b0d64e7c1d30e98",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-05-12T06:14:51Z",
    "title_canon_sha256": "376365fcc701c0bda16d65e11c79e2bc5435f594cf477af302a880a062976bb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06239",
    "kind": "arxiv",
    "version": 2
  }
}