Pith Number

pith:WRQEMX6T

pith:2026:WRQEMX6T3BNQFQTL3UIEZAEVZG

not attested not anchored not stored refs pending

Normal forms in cubical type theory

Xu Huang

arxiv:2603.24923 v2 · 2026-03-26 · cs.LO · 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{WRQEMX6T3BNQFQTL3UIEZAEVZG}

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	2026-05-20T00:03:09.541439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b460465fd3d85b02c26bdd104c8095c9b476298f298f1d58f68081cb62e655d7

Aliases

arxiv: 2603.24923 · arxiv_version: 2603.24923v2 · doi: 10.48550/arxiv.2603.24923 · pith_short_12: WRQEMX6T3BNQ · pith_short_16: WRQEMX6T3BNQFQTL · pith_short_8: WRQEMX6T

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/WRQEMX6T3BNQFQTL3UIEZAEVZG \
  | 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: b460465fd3d85b02c26bdd104c8095c9b476298f298f1d58f68081cb62e655d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10ac1b4efa75dac233a5b12404094996cdf4ccb4cc4ae321ff138d4a8059dcaf",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-03-26T01:27:13Z",
    "title_canon_sha256": "a5d6dd0440ecc9dc0f886e8bfd734a598264c7d7698a856214bb8e6201f53970"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.24923",
    "kind": "arxiv",
    "version": 2
  }
}