Pith Number

pith:2OPXAEI7

pith:2013:2OPXAEI7TX3RNO6PXFKVWVUIJ3

not attested not anchored not stored refs pending

Superrosy fields and valuations

Krzysztof Krupinski

arxiv:1308.3394 v1 · 2013-08-15 · math.LO · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2OPXAEI7TX3RNO6PXFKVWVUIJ3}

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	2026-05-18T03:15:54.752953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d39f70111f9df716bbcfb9555b56884efcfaed7483baa448f84c683be6d9cdd7

Aliases

arxiv: 1308.3394 · arxiv_version: 1308.3394v1 · doi: 10.48550/arxiv.1308.3394 · pith_short_12: 2OPXAEI7TX3R · pith_short_16: 2OPXAEI7TX3RNO6P · pith_short_8: 2OPXAEI7

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/2OPXAEI7TX3RNO6PXFKVWVUIJ3 \
  | 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: d39f70111f9df716bbcfb9555b56884efcfaed7483baa448f84c683be6d9cdd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb837c8261239ba455288a1992680a60bb7b0f8c13a18b5506a140f171e0aec6",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-08-15T13:46:46Z",
    "title_canon_sha256": "ed107bd1fe35b3837f844cc46275fd9c4534777620505e42836b11617675f26f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3394",
    "kind": "arxiv",
    "version": 1
  }
}