Pith Number

pith:WQK4ESQG

pith:2016:WQK4ESQGW5FBE5E5U63TFETWCC

not attested not anchored not stored refs pending

Subspace Arrangements as Generalized Star Configurations

Stefan Tohaneanu

arxiv:1607.02210 v2 · 2016-07-08 · math.AG · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQK4ESQGW5FBE5E5U63TFETWCC}

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	2026-05-18T00:43:21.064173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b415c24a06b74a12749da7b732927610b52af6751a6ced90387cb8e0bf111e83

Aliases

arxiv: 1607.02210 · arxiv_version: 1607.02210v2 · doi: 10.48550/arxiv.1607.02210 · pith_short_12: WQK4ESQGW5FB · pith_short_16: WQK4ESQGW5FBE5E5 · pith_short_8: WQK4ESQG

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/WQK4ESQGW5FBE5E5U63TFETWCC \
  | 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: b415c24a06b74a12749da7b732927610b52af6751a6ced90387cb8e0bf111e83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1041c8c2f61b08862735462dde1a43dea014c3e436cdd11149066d4f48cccff",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-07-08T02:00:11Z",
    "title_canon_sha256": "5ac580e63bc64ff3929f91f7dff2be495d04a6de18e836eb13cbbba73d2b8718"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02210",
    "kind": "arxiv",
    "version": 2
  }
}