Pith Number

pith:KJT5DHIL

pith:2019:KJT5DHILBSUALXY2CV6SCGLD5Z

not attested not anchored not stored refs pending

A 2-Categorical Study of Graded and Indexed Monads

Soichiro Fujii

arxiv:1904.08083 v1 · 2019-04-17 · math.CT · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KJT5DHILBSUALXY2CV6SCGLD5Z}

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	2026-05-17T23:48:18.822907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5267d19d0b0ca805df1a157d211963ee4ab3493b78295971bd4742062019a476

Aliases

arxiv: 1904.08083 · arxiv_version: 1904.08083v1 · doi: 10.48550/arxiv.1904.08083 · pith_short_12: KJT5DHILBSUA · pith_short_16: KJT5DHILBSUALXY2 · pith_short_8: KJT5DHIL

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/KJT5DHILBSUALXY2CV6SCGLD5Z \
  | 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: 5267d19d0b0ca805df1a157d211963ee4ab3493b78295971bd4742062019a476

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c10cd27317b13c1d5e388b251ddada5b1d9d00141f6b0f687674f9dcae234e4d",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2019-04-17T05:11:42Z",
    "title_canon_sha256": "6e0799eff145d6e58facac58619b8220a388a141fb2aeefe5b46afc149863443"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08083",
    "kind": "arxiv",
    "version": 1
  }
}