Pith Number

pith:MA7C4H6S

pith:2018:MA7C4H6SUVKG2Z6OAKE6TCL4K3

not attested not anchored not stored refs pending

The Category of Factorization

Brandon Goodell, Sean K. Sather-Wagstaff

arxiv:1802.06330 v2 · 2018-02-18 · math.AC · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MA7C4H6SUVKG2Z6OAKE6TCL4K3}

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	2026-05-17T23:56:04.056821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

603e2e1fd2a5546d67ce0289e9897c56d2a02420e5022d5946eb70fff43e9188

Aliases

arxiv: 1802.06330 · arxiv_version: 1802.06330v2 · doi: 10.48550/arxiv.1802.06330 · pith_short_12: MA7C4H6SUVKG · pith_short_16: MA7C4H6SUVKG2Z6O · pith_short_8: MA7C4H6S

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/MA7C4H6SUVKG2Z6OAKE6TCL4K3 \
  | 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: 603e2e1fd2a5546d67ce0289e9897c56d2a02420e5022d5946eb70fff43e9188

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0765dc9cc51fc0fb400d53ba643e3023463c9e7e6804b8d20595eabc0cec2ec1",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2018-02-18T03:49:39Z",
    "title_canon_sha256": "82bc017247f04e7ff885b696a11cc74d4d59530a90f1f759e06b263a7dda80ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06330",
    "kind": "arxiv",
    "version": 2
  }
}