Pith Number

pith:KXH5NTF5

pith:2015:KXH5NTF56YIOAEIKB24DONC24I

not attested not anchored not stored refs pending

Topics in Hyperplane arrangements - Errata

Claudio Procesi, Corrado De Concini

arxiv:1506.07487 v2 · 2015-06-24 · 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{KXH5NTF56YIOAEIKB24DONC24I}

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	2026-05-18T01:37:47.060416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55cfd6ccbdf610e0110a0eb837345ae21d00c9b3f56bcd4dbf9e18fa3adfce1f

Aliases

arxiv: 1506.07487 · arxiv_version: 1506.07487v2 · doi: 10.48550/arxiv.1506.07487 · pith_short_12: KXH5NTF56YIO · pith_short_16: KXH5NTF56YIOAEIK · pith_short_8: KXH5NTF5

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/KXH5NTF56YIOAEIKB24DONC24I \
  | 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: 55cfd6ccbdf610e0110a0eb837345ae21d00c9b3f56bcd4dbf9e18fa3adfce1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc03a78fe114f0e0a7e20fe83cd6bbabac22bae0e59899d61e86f5d175c1000c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-06-24T18:10:20Z",
    "title_canon_sha256": "b1a4b743404892c7f4474a3cce192bc12c4035333356a8a11dd90ec742015016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07487",
    "kind": "arxiv",
    "version": 2
  }
}