Pith Number

pith:XF443PLF

pith:2019:XF443PLFKPAWCLXGPKJ3PQ4MJZ

not attested not anchored not stored refs pending

Lax limits of model categories

Yonatan Harpaz

arxiv:1902.04867 v1 · 2019-02-13 · 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{XF443PLFKPAWCLXGPKJ3PQ4MJZ}

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

Theta-Categories and Tannakian duality

Receipt and verification

First computed	2026-05-17T23:54:05.689599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b979cdbd6553c1612ee67a93b7c38c4e7b1679fe8893a529919dfe3a4a956dfd

Aliases

arxiv: 1902.04867 · arxiv_version: 1902.04867v1 · doi: 10.48550/arxiv.1902.04867 · pith_short_12: XF443PLFKPAW · pith_short_16: XF443PLFKPAWCLXG · pith_short_8: XF443PLF

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/XF443PLFKPAWCLXGPKJ3PQ4MJZ \
  | 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: b979cdbd6553c1612ee67a93b7c38c4e7b1679fe8893a529919dfe3a4a956dfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4039064f71f9849101c135ac396e047d2108bf8d646b1b8bb40c7b05ff2055d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2019-02-13T11:33:40Z",
    "title_canon_sha256": "131244c2e27bbd168dce6841c3ae680f3bcc70a6eec329de7294d57b3d2e2a11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04867",
    "kind": "arxiv",
    "version": 1
  }
}