Pith Number

pith:H3MUQHVH

pith:2014:H3MUQHVHTXEDKJTZTFR2KEUIXE

not attested not anchored not stored refs pending

On dualizable objects in monoidal bicategories, framed surfaces and the Cobordism Hypothesis

Piotr Pstr\k{a}gowski

arxiv:1411.6691 v1 · 2014-11-25 · math.AT · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H3MUQHVHTXEDKJTZTFR2KEUIXE}

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	2026-05-18T02:32:52.639400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ed9481ea79dc83526799963a51288b91e54dba1236886306c73f23e87536aca

Aliases

arxiv: 1411.6691 · arxiv_version: 1411.6691v1 · doi: 10.48550/arxiv.1411.6691 · pith_short_12: H3MUQHVHTXED · pith_short_16: H3MUQHVHTXEDKJTZ · pith_short_8: H3MUQHVH

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/H3MUQHVHTXEDKJTZTFR2KEUIXE \
  | 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: 3ed9481ea79dc83526799963a51288b91e54dba1236886306c73f23e87536aca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86a34a76bfa9c130a94585f194a59454c28ba9c274beba1aeee9fadf9f23c179",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-11-25T00:24:06Z",
    "title_canon_sha256": "8edd4e67f3650d7654a3eec5e3307796ac226c1cbb14e0f51b7c47b8c8d6be82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6691",
    "kind": "arxiv",
    "version": 1
  }
}