Pith Number

pith:KEQEBUJN

pith:2019:KEQEBUJNVKOSU7AIK4STRDXEGH

not attested not anchored not stored refs pending

A co-reflection of cubical sets into simplicial sets with applications to model structures

Chris Kapulkin, Liang Ze Wong, Zachery Lindsey

arxiv:1906.09203 v1 · 2019-06-21 · math.CT · 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{KEQEBUJNVKOSU7AIK4STRDXEGH}

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	2026-05-17T23:42:44.181060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

512040d12daa9d2a7c085725388ee431c7ccc33f54dcbddb5a6bd9fd959413a5

Aliases

arxiv: 1906.09203 · arxiv_version: 1906.09203v1 · doi: 10.48550/arxiv.1906.09203 · pith_short_12: KEQEBUJNVKOS · pith_short_16: KEQEBUJNVKOSU7AI · pith_short_8: KEQEBUJN

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/KEQEBUJNVKOSU7AIK4STRDXEGH \
  | 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: 512040d12daa9d2a7c085725388ee431c7ccc33f54dcbddb5a6bd9fd959413a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4267b02c28a1c4a23dcd1ef563f5fb18c920390c01628e2f6d3aec71b917ec4",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2019-06-21T15:43:50Z",
    "title_canon_sha256": "fdaed04271c28cca2baa29382fe9fdb248767fdf9c0b4284790829e8e7b70ade"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09203",
    "kind": "arxiv",
    "version": 1
  }
}