Pith Number

pith:NJLXAEYA

pith:2026:NJLXAEYAO2VLGW3NHKR6KWXJMV

not attested not anchored not stored refs pending

Topology of higher Albanese maps and aspherical varieties with nilpotent fundamental group

Vasily Rogov

arxiv:2607.19013 v1 · 2026-07-21 · math.AG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NJLXAEYAO2VLGW3NHKR6KWXJMV}

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	2026-07-22T01:24:04.411728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a5770130076aab35b6d3aa3e55ae96542e6171afb2f0da150b0612c411acbd5

Aliases

arxiv: 2607.19013 · arxiv_version: 2607.19013v1 · doi: 10.48550/arxiv.2607.19013 · pith_short_12: NJLXAEYAO2VL · pith_short_16: NJLXAEYAO2VLGW3N · pith_short_8: NJLXAEYA

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/NJLXAEYAO2VLGW3NHKR6KWXJMV \
  | 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: 6a5770130076aab35b6d3aa3e55ae96542e6171afb2f0da150b0612c411acbd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c89533f8a8f9308544fa9a821e01df0029c026643f15ca8142d56fe6281ee1da",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-07-21T11:54:39Z",
    "title_canon_sha256": "d9179735332570e2f30897fc5c700293c9e5acaee3df96fe080f768b3194d172"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19013",
    "kind": "arxiv",
    "version": 1
  }
}