Pith Number

pith:HJDSWBXB

pith:2014:HJDSWBXBHTXRHTKVOVI4J5IBZV

not attested not anchored not stored refs pending

Biclosed sets in real hyperplane arrangements

Thomas McConville

arxiv:1411.1305 v1 · 2014-11-05 · 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{HJDSWBXBHTXRHTKVOVI4J5IBZV}

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	2026-05-18T02:38:35.771712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a472b06e13cef13cd557551c4f501cd4ffe6ddf7df551220fe4d9cab1e56d9c

Aliases

arxiv: 1411.1305 · arxiv_version: 1411.1305v1 · doi: 10.48550/arxiv.1411.1305 · pith_short_12: HJDSWBXBHTXR · pith_short_16: HJDSWBXBHTXRHTKV · pith_short_8: HJDSWBXB

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/HJDSWBXBHTXRHTKVOVI4J5IBZV \
  | 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: 3a472b06e13cef13cd557551c4f501cd4ffe6ddf7df551220fe4d9cab1e56d9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd752f4bf6e28ff51aae0e6b3b53ff8d5b28f08dbdd3c5bf32b0f9226fc3cf32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-11-05T15:58:50Z",
    "title_canon_sha256": "b3e49bfb67ef6ab44dbf6ffdda8aac7b50a1b371fc55afefc1b289edd81a866a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.1305",
    "kind": "arxiv",
    "version": 1
  }
}