Pith Number

pith:UPSJM6H3

pith:2011:UPSJM6H3X2Z6RU5E2IGL65SWE5

not attested not anchored not stored refs pending

Valuation Semigroups of Two Dimensional Local Rings

Pham An Vinh, Steven Dale Cutkosky

arxiv:1105.1448 v2 · 2011-05-07 · 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{UPSJM6H3X2Z6RU5E2IGL65SWE5}

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	2026-05-18T02:53:05.075283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3e49678fbbeb3e8d3a4d20cbf76562759860fbc305b21ed59188c5f59adc74a

Aliases

arxiv: 1105.1448 · arxiv_version: 1105.1448v2 · doi: 10.48550/arxiv.1105.1448 · pith_short_12: UPSJM6H3X2Z6 · pith_short_16: UPSJM6H3X2Z6RU5E · pith_short_8: UPSJM6H3

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/UPSJM6H3X2Z6RU5E2IGL65SWE5 \
  | 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: a3e49678fbbeb3e8d3a4d20cbf76562759860fbc305b21ed59188c5f59adc74a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c14425b99077803c2f82ff03dd07cacb646c284aadf4ded51f818f41442d476",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2011-05-07T14:25:20Z",
    "title_canon_sha256": "1171c4f69cb6a978115d40196b01882235e7ddbfeda8a278a27a45b3828c63a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1448",
    "kind": "arxiv",
    "version": 2
  }
}