Pith Number

pith:ACOKZCW6

pith:2018:ACOKZCW6624YUXKXX3FYABLUXG

not attested not anchored not stored refs pending

Existence of equivariant models of G-varieties

Mikhail Borovoi

arxiv:1804.08475 v2 · 2018-04-23 · math.GR · 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{ACOKZCW6624YUXKXX3FYABLUXG}

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	2026-05-18T00:16:07.428956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

009cac8adef6b98a5d57becb800574b9b7d4d3066470fecc26c56accfa727297

Aliases

arxiv: 1804.08475 · arxiv_version: 1804.08475v2 · doi: 10.48550/arxiv.1804.08475 · pith_short_12: ACOKZCW6624Y · pith_short_16: ACOKZCW6624YUXKX · pith_short_8: ACOKZCW6

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/ACOKZCW6624YUXKXX3FYABLUXG \
  | 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: 009cac8adef6b98a5d57becb800574b9b7d4d3066470fecc26c56accfa727297

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f584a7af637e5661a794303fe9c5eecc244b21326d7ca023a9a70ea6906151c8",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-04-23T14:39:40Z",
    "title_canon_sha256": "8119233ca7812608c1113d24a21029795ed6c1b52823a5d0cf4f8495da611f3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08475",
    "kind": "arxiv",
    "version": 2
  }
}