Pith Number

pith:L463WW4T

pith:2020:L463WW4T3223P7NZTTK6VAAUGV

not attested not anchored not stored refs pending

On k-invariants for $(\infty, n)$-categories

Joost Nuiten, Matan Prasma, Yonatan Harpaz

arxiv:2011.12723 v1 · 2020-11-25 · 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{L463WW4T3223P7NZTTK6VAAUGV}

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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

Deformation Theory for $(\infty,n)$-categories

Receipt and verification

First computed	2026-07-05T11:06:06.107355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f3dbb5b93deb5b7fdb99cd5ea80143556b7d4eef6a62214807db397cd4706b9

Aliases

arxiv: 2011.12723 · arxiv_version: 2011.12723v1 · doi: 10.48550/arxiv.2011.12723 · pith_short_12: L463WW4T3223 · pith_short_16: L463WW4T3223P7NZ · pith_short_8: L463WW4T

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/L463WW4T3223P7NZTTK6VAAUGV \
  | 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: 5f3dbb5b93deb5b7fdb99cd5ea80143556b7d4eef6a62214807db397cd4706b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb75ce150da1bf86bfe2b9077945cbe5f13476bb0308d0f75219e31f4b23d5e7",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2020-11-25T13:34:38Z",
    "title_canon_sha256": "5f13845c1bce1ec1f99617f25198f0141e75323f57c30f40e38766c2522277e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.12723",
    "kind": "arxiv",
    "version": 1
  }
}