Pith Number

pith:5RVEQKJB

pith:2018:5RVEQKJBMHBUISOL5Y4DRWK73Q

not attested not anchored not stored refs pending

The explicit geometric constructions of bordism of Milnor hypersurface $H_{1,n}$ and $\mathbb{C} P^1\times \mathbb{C} P^{n-1}$

Grigory Solomadin

arxiv:1807.03742 v2 · 2018-07-10 · 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{5RVEQKJBMHBUISOL5Y4DRWK73Q}

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	2026-05-18T00:06:44.670555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec6a48292161c34449cbee3838d95fdc1959bae7050bbaf8f03cd13bd82aa7e9

Aliases

arxiv: 1807.03742 · arxiv_version: 1807.03742v2 · doi: 10.48550/arxiv.1807.03742 · pith_short_12: 5RVEQKJBMHBU · pith_short_16: 5RVEQKJBMHBUISOL · pith_short_8: 5RVEQKJB

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/5RVEQKJBMHBUISOL5Y4DRWK73Q \
  | 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: ec6a48292161c34449cbee3838d95fdc1959bae7050bbaf8f03cd13bd82aa7e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8c5e872a3f2c8879667c14a3ce9f7546487a4fc61f24f25d254481ce37dd374",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2018-07-10T16:39:25Z",
    "title_canon_sha256": "45057fa4b6ea2aa7725e18c4d5581cad35091b0a067aff4e465c995c08b15e6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03742",
    "kind": "arxiv",
    "version": 2
  }
}