Pith Number

pith:UDYEMJ4M

pith:2016:UDYEMJ4MXA46AXQBICYX65WHRY

not attested not anchored not stored refs pending

On the discriminant of twisted tensor products

Ellen Kirkman, Jason Gaddis, W. Frank Moore

arxiv:1606.03105 v2 · 2016-06-09 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDYEMJ4MXA46AXQBICYX65WHRY}

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	2026-05-18T00:04:42.061682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0f046278cb839e05e0140b17f76c78e13ec04bbcf10bc8e94bd53f12d92add1

Aliases

arxiv: 1606.03105 · arxiv_version: 1606.03105v2 · doi: 10.48550/arxiv.1606.03105 · pith_short_12: UDYEMJ4MXA46 · pith_short_16: UDYEMJ4MXA46AXQB · pith_short_8: UDYEMJ4M

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/UDYEMJ4MXA46AXQBICYX65WHRY \
  | 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: a0f046278cb839e05e0140b17f76c78e13ec04bbcf10bc8e94bd53f12d92add1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76f012801650040c1c09a0e256f305ba6736b71aa4d84df2647cda96cb99358e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-06-09T20:06:02Z",
    "title_canon_sha256": "5de3734032bfb49be5593ea4fa878282e497fa9a9cd15be8add24d2ddb148702"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03105",
    "kind": "arxiv",
    "version": 2
  }
}