Pith Number

pith:RUV37NC6

pith:2017:RUV37NC6SCIWISWVOSERRVXIGN

not attested not anchored not stored refs pending

Goodwillie's Calculus of Functors and Higher Topos Theory

Andr\'e Joyal, Eric Finster, Georg Biedermann, Mathieu Anel

arxiv:1703.09632 v2 · 2017-03-28 · 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{RUV37NC6SCIWISWVOSERRVXIGN}

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	2026-05-17T23:52:56.164803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d2bbfb45e9091644ad5748918d6e8335a262f9ac4b7dac8c7eb3c8f9c01fd7a

Aliases

arxiv: 1703.09632 · arxiv_version: 1703.09632v2 · doi: 10.48550/arxiv.1703.09632 · pith_short_12: RUV37NC6SCIW · pith_short_16: RUV37NC6SCIWISWV · pith_short_8: RUV37NC6

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/RUV37NC6SCIWISWVOSERRVXIGN \
  | 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: 8d2bbfb45e9091644ad5748918d6e8335a262f9ac4b7dac8c7eb3c8f9c01fd7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "491f807a8d6da5f8932a0dbb742a8ed979757e1a9f9f3c55f3285755ce72a2ab",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-03-28T15:30:22Z",
    "title_canon_sha256": "064b8f32488cb714a43b0a830e4957469bc01979eae078ab5bc45753f58633aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09632",
    "kind": "arxiv",
    "version": 2
  }
}