Pith Number

pith:IDA6B5UP

pith:2014:IDA6B5UPYJCFYTDFB64SNF2SY7

not attested not anchored not stored refs pending

Reduction of a family of ideals

Tomasz Rodak

arxiv:1403.0123 v1 · 2014-03-01 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDA6B5UPYJCFYTDFB64SNF2SY7}

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	2026-05-18T02:57:25.714192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40c1e0f68fc2445c4c650fb9269752c7fbf6f6e947a3a6e2fe5dbdc347606f08

Aliases

arxiv: 1403.0123 · arxiv_version: 1403.0123v1 · doi: 10.48550/arxiv.1403.0123 · pith_short_12: IDA6B5UPYJCF · pith_short_16: IDA6B5UPYJCFYTDF · pith_short_8: IDA6B5UP

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/IDA6B5UPYJCFYTDFB64SNF2SY7 \
  | 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: 40c1e0f68fc2445c4c650fb9269752c7fbf6f6e947a3a6e2fe5dbdc347606f08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdcc4ac0f9b37a9ec7654e3d88695de8bd8f53fdcd14ac48c7eaed40955de64f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-03-01T20:18:27Z",
    "title_canon_sha256": "326db723827453589f0f95d66d83619baf6b12dfda53813d0e81f1659e1d1d7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0123",
    "kind": "arxiv",
    "version": 1
  }
}