Pith Number

pith:RF7XFESG

pith:2012:RF7XFESGUBCWPMJGFALSOZPH4L

not attested not anchored not stored refs pending

$\mathbb{Q}$-trivial generalized Bott manifolds

Dong Youp Suh, Seonjeong Park

arxiv:1212.0103 v1 · 2012-12-01 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RF7XFESGUBCWPMJGFALSOZPH4L}

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	2026-05-18T03:39:27.296731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

897f729246a04567b12628172765e7e2e1a3cf2a8285836ed74ab90d79f05f7c

Aliases

arxiv: 1212.0103 · arxiv_version: 1212.0103v1 · doi: 10.48550/arxiv.1212.0103 · pith_short_12: RF7XFESGUBCW · pith_short_16: RF7XFESGUBCWPMJG · pith_short_8: RF7XFESG

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/RF7XFESGUBCWPMJGFALSOZPH4L \
  | 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: 897f729246a04567b12628172765e7e2e1a3cf2a8285836ed74ab90d79f05f7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8566f71a8f6134db19063eb4fb24e48a8dc919a5d0dfbcda0c086b6daf19948",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2012-12-01T12:40:04Z",
    "title_canon_sha256": "e775599c9f9e2096eb063d09ac0301a832d9b177acd06ae216eee3a050b56f3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0103",
    "kind": "arxiv",
    "version": 1
  }
}