Pith Number

pith:OS6DQVLC

pith:2026:OS6DQVLCI62UMKZCO5KJDCTK5J

not attested not anchored not stored refs pending

A note on Azumaya algebras and one-forms

Siqing Zhang

arxiv:2605.30279 v1 · 2026-05-28 · math.AG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OS6DQVLCI62UMKZCO5KJDCTK5J}

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	2026-05-29T02:06:14.860770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74bc38556247b5462b227754918a6aea6aeac6b7a2d3be3c5feabb3ddef0b5e3

Aliases

arxiv: 2605.30279 · arxiv_version: 2605.30279v1 · doi: 10.48550/arxiv.2605.30279 · pith_short_12: OS6DQVLCI62U · pith_short_16: OS6DQVLCI62UMKZC · pith_short_8: OS6DQVLC

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/OS6DQVLCI62UMKZCO5KJDCTK5J \
  | 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: 74bc38556247b5462b227754918a6aea6aeac6b7a2d3be3c5feabb3ddef0b5e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78512d3ce02734625e6ff0a735df1042ec74372ab61549fb02fe1fbad0f1a563",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-28T17:35:12Z",
    "title_canon_sha256": "9082b050cb0517e52752244690a9e7e37eb7b4d4b86fa24ef049c1503579627e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30279",
    "kind": "arxiv",
    "version": 1
  }
}