Pith Number

pith:AFX46YYW

pith:2018:AFX46YYW5YAOLCJ56MHTRJAZWX

not attested not anchored not stored refs pending

Local m-adic constancy of F-pure thresholds and test ideals

Daniel J. Hern\'andez, Emily E. Witt, Luis N\'u\~nez-Betancourt

arxiv:1801.05506 v1 · 2018-01-16 · math.AC · 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{AFX46YYW5YAOLCJ56MHTRJAZWX}

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	2026-05-18T00:21:20.557932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

016fcf6316ee00e5893df30f38a419b5c4bc363275955d4b1452cf5c92ca9c59

Aliases

arxiv: 1801.05506 · arxiv_version: 1801.05506v1 · doi: 10.48550/arxiv.1801.05506 · pith_short_12: AFX46YYW5YAO · pith_short_16: AFX46YYW5YAOLCJ5 · pith_short_8: AFX46YYW

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/AFX46YYW5YAOLCJ56MHTRJAZWX \
  | 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: 016fcf6316ee00e5893df30f38a419b5c4bc363275955d4b1452cf5c92ca9c59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64fd8534d72fa44dbdeb00c9367717dd72e9ce37b015b23a3b95e5edfbac85fb",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2018-01-16T23:45:34Z",
    "title_canon_sha256": "a8578f46d877887a3e5557beccc3389f2cc92b7ab63091117a52f876061e041a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05506",
    "kind": "arxiv",
    "version": 1
  }
}