Pith Number

pith:XZK7VFBW

pith:2015:XZK7VFBWOVB4VMZB5HWHX45XH2

not attested not anchored not stored refs pending

Computing Segre classes in arbitrary projective varieties

Corey Harris

arxiv:1511.06906 v3 · 2015-11-21 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZK7VFBWOVB4VMZB5HWHX45XH2}

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	2026-05-18T01:25:54.642384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be55fa94367543cab321e9ec7bf3b73ea1071cb3a0ceb72ab15b6f6237034095

Aliases

arxiv: 1511.06906 · arxiv_version: 1511.06906v3 · doi: 10.48550/arxiv.1511.06906 · pith_short_12: XZK7VFBWOVB4 · pith_short_16: XZK7VFBWOVB4VMZB · pith_short_8: XZK7VFBW

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/XZK7VFBWOVB4VMZB5HWHX45XH2 \
  | 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: be55fa94367543cab321e9ec7bf3b73ea1071cb3a0ceb72ab15b6f6237034095

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b7fd706442940ca618962d5b17b9c60a4df1037fb53ff4491fd193407ee208f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-11-21T17:45:15Z",
    "title_canon_sha256": "c73f60f0057a34c58110810928e6a0776a038b42ed06b348268c127de8f172c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06906",
    "kind": "arxiv",
    "version": 3
  }
}