Pith Number

pith:BH7KTXCO

pith:2019:BH7KTXCOR5WFZB7ZUVMHOLAJTF

not attested not anchored not stored refs pending

Equivariant cobordism of torus orbifolds

Dong Youp Suh, Soumen Sarkar

arxiv:1905.07924 v1 · 2019-05-20 · 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{BH7KTXCOR5WFZB7ZUVMHOLAJTF}

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	2026-05-17T23:45:48.067266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09fea9dc4e8f6c5c87f9a558772c09995729ec6a5875134454b603b3512dd560

Aliases

arxiv: 1905.07924 · arxiv_version: 1905.07924v1 · doi: 10.48550/arxiv.1905.07924 · pith_short_12: BH7KTXCOR5WF · pith_short_16: BH7KTXCOR5WFZB7Z · pith_short_8: BH7KTXCO

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/BH7KTXCOR5WFZB7ZUVMHOLAJTF \
  | 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: 09fea9dc4e8f6c5c87f9a558772c09995729ec6a5875134454b603b3512dd560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59656a0608994c6d0af627142dba9458511f713d34b3037c77ec754b8f686970",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2019-05-20T07:38:00Z",
    "title_canon_sha256": "0f0a2f5b9868b9afac11e534dbbc27a04084602e95a894e9eea9e1625d108ac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07924",
    "kind": "arxiv",
    "version": 1
  }
}