Pith Number

pith:WG4BBAP6

pith:2019:WG4BBAP6AZ7CUGYVUICKJMVUNA

not attested not anchored not stored refs pending

On the MGT equation with memory of type II

Filippo Dell'Oro, Irena Lasiecka, Vittorino Pata

arxiv:1904.08203 v1 · 2019-04-17 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WG4BBAP6AZ7CUGYVUICKJMVUNA}

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	2026-05-17T23:48:18.423794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1b81081fe067e2a1b15a204a4b2b46800eca4ad57044e56cdc897295a756cf0

Aliases

arxiv: 1904.08203 · arxiv_version: 1904.08203v1 · doi: 10.48550/arxiv.1904.08203 · pith_short_12: WG4BBAP6AZ7C · pith_short_16: WG4BBAP6AZ7CUGYV · pith_short_8: WG4BBAP6

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/WG4BBAP6AZ7CUGYVUICKJMVUNA \
  | 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: b1b81081fe067e2a1b15a204a4b2b46800eca4ad57044e56cdc897295a756cf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15ebc3a5d726d566726aec698032f93821915b93453c35484d0c9ae053bc93b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-04-17T11:43:47Z",
    "title_canon_sha256": "72e8146ddfd0ea6fb2a29f3bf10b9d4ea62fc1729fa2d8d5874637255d628b78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08203",
    "kind": "arxiv",
    "version": 1
  }
}