Pith Number

pith:ODURMAYO

pith:2015:ODURMAYOXBGAHJTK67SR65HVEJ

not attested not anchored not stored refs pending

New distinguished classes of spectral spaces: a survey

Carmelo A. Finocchiaro, Dario Spirito, Marco Fontana

arxiv:1510.04443 v1 · 2015-10-15 · 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{ODURMAYOXBGAHJTK67SR65HVEJ}

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	2026-05-18T01:30:07.181479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70e916030eb84c03a66af7e51f74f5226d67a9d27343a31ee94cec3432b6b2ed

Aliases

arxiv: 1510.04443 · arxiv_version: 1510.04443v1 · doi: 10.48550/arxiv.1510.04443 · pith_short_12: ODURMAYOXBGA · pith_short_16: ODURMAYOXBGAHJTK · pith_short_8: ODURMAYO

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/ODURMAYOXBGAHJTK67SR65HVEJ \
  | 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: 70e916030eb84c03a66af7e51f74f5226d67a9d27343a31ee94cec3432b6b2ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9425604fb1d7114396da1c212000b2873209f436be327288cb056be8d4488507",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2015-10-15T08:28:37Z",
    "title_canon_sha256": "5d61bbd3336ddff5d7943fdd8586d546040080a9a34542951516d7a08665dd77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04443",
    "kind": "arxiv",
    "version": 1
  }
}