Pith Number

pith:G6L4QNJB

pith:2015:G6L4QNJBYRHI5KCLAXOGCFLEX3

not attested not anchored not stored refs pending

On the Orlik--Terao ideal and the relation space of a hyperplane arrangement

Fatemeh Mohammadi, Le Van Dinh

arxiv:1502.01005 v1 · 2015-02-03 · math.AC · 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{G6L4QNJBYRHI5KCLAXOGCFLEX3}

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	2026-05-18T01:30:49.023274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3797c83521c44e8ea84b05dc611564bee01526cf46c30dc9a5b4bcc07ec1d4e9

Aliases

arxiv: 1502.01005 · arxiv_version: 1502.01005v1 · doi: 10.48550/arxiv.1502.01005 · pith_short_12: G6L4QNJBYRHI · pith_short_16: G6L4QNJBYRHI5KCL · pith_short_8: G6L4QNJB

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/G6L4QNJBYRHI5KCLAXOGCFLEX3 \
  | 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: 3797c83521c44e8ea84b05dc611564bee01526cf46c30dc9a5b4bcc07ec1d4e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1253ae72a936fdc0e109b1a1e1855cd0b752ada7d4e73e804d5405812cbebed6",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2015-02-03T20:42:10Z",
    "title_canon_sha256": "83d50108cbf7b3d2efc578d3195dc07c21e4473dc1f6642c66b6d52a7c5837d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01005",
    "kind": "arxiv",
    "version": 1
  }
}