Pith Number

pith:ABTTAKIL

pith:2021:ABTTAKILHXILKBB376Y3ZJVKLS

not attested not anchored not stored refs pending

The Witt classes of $SO(2r)_{2r}$

Eric C. Rowell, Yilong Wang, Yuze Ruan

arxiv:2107.06746 v3 · 2021-07-14 · math.QA · math.CT · 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{ABTTAKILHXILKBB376Y3ZJVKLS}

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	2026-07-05T03:50:01.218919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

006730290b3dd0b5043bffb1bca6aa5c9ed2dcfd0f8e64c546e9c532aada8198

Aliases

arxiv: 2107.06746 · arxiv_version: 2107.06746v3 · doi: 10.48550/arxiv.2107.06746 · pith_short_12: ABTTAKILHXIL · pith_short_16: ABTTAKILHXILKBB3 · pith_short_8: ABTTAKIL

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/ABTTAKILHXILKBB376Y3ZJVKLS \
  | 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: 006730290b3dd0b5043bffb1bca6aa5c9ed2dcfd0f8e64c546e9c532aada8198

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c892308d22883734cd19e28cd17a87bf8d3e2a39b14cd4dd95b637a9ea9593e",
    "cross_cats_sorted": [
      "math.CT",
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2021-07-14T14:45:27Z",
    "title_canon_sha256": "f6958b5faf58e2c6748f85fb0c9fe88d73121a7cf793d3ca9558d34fd2a93ad4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.06746",
    "kind": "arxiv",
    "version": 3
  }
}