Pith Number

pith:K6R7BLFV

pith:2015:K6R7BLFVPTBHY4ZYJOQB56LSD6

not attested not anchored not stored refs pending

A lifted square formulation for certifiable Schubert calculus

Frank Sottile, Nickolas Hein

arxiv:1504.00979 v2 · 2015-04-04 · math.AG · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K6R7BLFVPTBHY4ZYJOQB56LSD6}

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	2026-05-18T01:37:10.919549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57a3f0acb57cc27c73384ba01ef9721f82292a85e489d9ab6665592c31e20d77

Aliases

arxiv: 1504.00979 · arxiv_version: 1504.00979v2 · doi: 10.48550/arxiv.1504.00979 · pith_short_12: K6R7BLFVPTBH · pith_short_16: K6R7BLFVPTBHY4ZY · pith_short_8: K6R7BLFV

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/K6R7BLFVPTBHY4ZYJOQB56LSD6 \
  | 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: 57a3f0acb57cc27c73384ba01ef9721f82292a85e489d9ab6665592c31e20d77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a71d591bfda322e93dbfa6d0ed84f011ff049a1aca9b831b625118b33b44ad79",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-04-04T04:22:59Z",
    "title_canon_sha256": "5651409e35929cb2ac3d655055a10d92cf790a7fdcdb683966aeb02ec9663ec6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00979",
    "kind": "arxiv",
    "version": 2
  }
}