Pith Number

pith:WYF37GBX

pith:2015:WYF37GBXAU76IWXGVCVHTZWJBO

not attested not anchored not stored refs pending

Regulating Hartshorne's connectedness theorem

Barbara Bolognese, Bruno Benedetti, Matteo Varbaro

arxiv:1506.06277 v3 · 2015-06-20 · math.AG · 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{WYF37GBXAU76IWXGVCVHTZWJBO}

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	2026-05-18T00:51:03.405364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b60bbf9837053fe45ae6a8aa79e6c90bb6f2aea91f4c46030ceff1f9bb175648

Aliases

arxiv: 1506.06277 · arxiv_version: 1506.06277v3 · doi: 10.48550/arxiv.1506.06277 · pith_short_12: WYF37GBXAU76 · pith_short_16: WYF37GBXAU76IWXG · pith_short_8: WYF37GBX

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/WYF37GBXAU76IWXGVCVHTZWJBO \
  | 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: b60bbf9837053fe45ae6a8aa79e6c90bb6f2aea91f4c46030ceff1f9bb175648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3650c0faabcf0fc3e207dbedb2a883475a3a00b2e15b66be1aebeeb3684ad58a",
    "cross_cats_sorted": [
      "math.AC",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-06-20T18:37:51Z",
    "title_canon_sha256": "5b60033c70a9414079a18d36ff04cc0bca5a65a5f92a6849e925c3352d59079d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06277",
    "kind": "arxiv",
    "version": 3
  }
}