Pith Number

pith:QYYNAXMK

pith:2018:QYYNAXMKJCNNL2OEJKYQOIAC5P

not attested not anchored not stored refs pending

Predicted decay ideal

Irena Swanson, Sarah Jo Weinstein

arxiv:1808.09030 v2 · 2018-08-27 · 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{QYYNAXMKJCNNL2OEJKYQOIAC5P}

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	2026-05-17T23:47:39.846500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8630d05d8a489ad5e9c44ab1072002ebeaee8917f6a0b251083771736c8a0ab1

Aliases

arxiv: 1808.09030 · arxiv_version: 1808.09030v2 · doi: 10.48550/arxiv.1808.09030 · pith_short_12: QYYNAXMKJCNN · pith_short_16: QYYNAXMKJCNNL2OE · pith_short_8: QYYNAXMK

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/QYYNAXMKJCNNL2OEJKYQOIAC5P \
  | 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: 8630d05d8a489ad5e9c44ab1072002ebeaee8917f6a0b251083771736c8a0ab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0fd0f02e05f63dcdeda14848801b7e8da955ab65bd4f28e354363253178bceb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2018-08-27T20:37:24Z",
    "title_canon_sha256": "4737875bd28bcdaac81ad487ecc1fc887ee4417b1dfa43f65b0c73644ef3fd42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09030",
    "kind": "arxiv",
    "version": 2
  }
}