Pith Number

pith:GU3ZCGDV

pith:2015:GU3ZCGDVUO2ARHGCHJ2M7GF6E6

not attested not anchored not stored refs pending

Quotient singularities, eta invariants, and self-dual metrics

Jeff A. Viaclovsky, Michael T. Lock

arxiv:1501.03234 v1 · 2015-01-14 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GU3ZCGDVUO2ARHGCHJ2M7GF6E6}

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	2026-05-18T01:10:54.551149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3537911875a3b4089cc23a74cf98be27982a22babe1655c08ad1212437835252

Aliases

arxiv: 1501.03234 · arxiv_version: 1501.03234v1 · doi: 10.48550/arxiv.1501.03234 · pith_short_12: GU3ZCGDVUO2A · pith_short_16: GU3ZCGDVUO2ARHGC · pith_short_8: GU3ZCGDV

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/GU3ZCGDVUO2ARHGCHJ2M7GF6E6 \
  | 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: 3537911875a3b4089cc23a74cf98be27982a22babe1655c08ad1212437835252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f50a0fa71c0d3a4be3cade63b8414bf1cf3876d194181a83a8950f4da624b28f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-01-14T02:03:29Z",
    "title_canon_sha256": "4faccf61010b715ee0ef67da562c9916c1c2a2a965576306b03bd90e76205e1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03234",
    "kind": "arxiv",
    "version": 1
  }
}