Pith Number

pith:FSBLRB5H

pith:2014:FSBLRB5HVC25S56JCO3G75UNT5

not attested not anchored not stored refs pending

Higher Inductive Types as Homotopy-Initial Algebras

Kristina Sojakova

arxiv:1402.0761 v1 · 2014-02-04 · cs.LO · math.CT · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSBLRB5HVC25S56JCO3G75UNT5}

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	2026-05-18T02:59:47.234040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c82b887a7a8b5d977c913b66ff68d9f54e5a177ae9563bb5ff1be51f4d444aa

Aliases

arxiv: 1402.0761 · arxiv_version: 1402.0761v1 · doi: 10.48550/arxiv.1402.0761 · pith_short_12: FSBLRB5HVC25 · pith_short_16: FSBLRB5HVC25S56J · pith_short_8: FSBLRB5H

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/FSBLRB5HVC25S56JCO3G75UNT5 \
  | 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: 2c82b887a7a8b5d977c913b66ff68d9f54e5a177ae9563bb5ff1be51f4d444aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33c2b0334646fc6341f50e9df4a05d15d78d475759db2151d54fa197234cbca8",
    "cross_cats_sorted": [
      "math.CT",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-02-04T15:22:49Z",
    "title_canon_sha256": "fc188e7d9a3105de3ef203ed341ba2caeaeeed57573a106f895fd105311d7ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0761",
    "kind": "arxiv",
    "version": 1
  }
}