Pith Number

pith:RK4AJWVK

pith:2017:RK4AJWVKOXZ56ETQCPAWC7VXTJ

not attested not anchored not stored refs pending

Witt rings of quadratically presentable fields

Krzysztof Worytkiewicz, Pawel Gladki

arxiv:1705.04659 v2 · 2017-05-12 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RK4AJWVKOXZ56ETQCPAWC7VXTJ}

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	2026-05-18T00:19:53.702448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ab804daaa75f3df127013c1617eb79a6fd4596cef90971ba557b3d1c0d6576a

Aliases

arxiv: 1705.04659 · arxiv_version: 1705.04659v2 · doi: 10.48550/arxiv.1705.04659 · pith_short_12: RK4AJWVKOXZ5 · pith_short_16: RK4AJWVKOXZ56ETQ · pith_short_8: RK4AJWVK

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/RK4AJWVKOXZ56ETQCPAWC7VXTJ \
  | 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: 8ab804daaa75f3df127013c1617eb79a6fd4596cef90971ba557b3d1c0d6576a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6797fd6d0712a66de24439965b0f18e1075dd185df86438e6f9a8cdbfb748e75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-05-12T17:03:47Z",
    "title_canon_sha256": "dba9d5e3d77d7e3d0a6b86f8137c0f4fa64089e9b4d83c7bbacaca39c60e005b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04659",
    "kind": "arxiv",
    "version": 2
  }
}