Pith Number

pith:ZJGXBSWL

pith:2012:ZJGXBSWLKJGLQLJB6ECMBAUN2I

not attested not anchored not stored refs pending

The Cobordism Hypothesis in Dimension 1

Yonatan Harpaz

arxiv:1210.0229 v1 · 2012-09-30 · 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{ZJGXBSWLKJGLQLJB6ECMBAUN2I}

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.

Cited by

1 paper in Pith

A Nilpotence Theorem for Rational Rigid 2-Rings of Moderate Growth

Receipt and verification

First computed	2026-05-18T03:44:22.959843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca4d70cacb524cb82d21f104c0828dd23057cbfc025e8cb3ac19c33b3ebd8427

Aliases

arxiv: 1210.0229 · arxiv_version: 1210.0229v1 · doi: 10.48550/arxiv.1210.0229 · pith_short_12: ZJGXBSWLKJGL · pith_short_16: ZJGXBSWLKJGLQLJB · pith_short_8: ZJGXBSWL

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/ZJGXBSWLKJGLQLJB6ECMBAUN2I \
  | 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: ca4d70cacb524cb82d21f104c0828dd23057cbfc025e8cb3ac19c33b3ebd8427

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c58081de7ff41e39615f043cac1d3f2a0df52cced36164cdfb9818fd4b50956",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2012-09-30T18:29:09Z",
    "title_canon_sha256": "0994d6b99679a03a515b57d6a25b2473613fc26c3cf1a492ff6789d585103c09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0229",
    "kind": "arxiv",
    "version": 1
  }
}