Pith Number

pith:WWWD5VZ6

pith:2021:WWWD5VZ6LGZV5PRPM64U655U56

not attested not anchored not stored refs pending

UnICORNN: A recurrent model for learning very long time dependencies

Siddhartha Mishra, T. Konstantin Rusch

arxiv:2103.05487 v2 · 2021-03-09 · cs.LG · math.DS · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WWWD5VZ6LGZV5PRPM64U655U56}

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	2026-07-05T03:06:46.053736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5ac3ed73e59b35ebe2f67b94f77b4ef80fe5caefa32c6e1a54f05f8558327b9

Aliases

arxiv: 2103.05487 · arxiv_version: 2103.05487v2 · doi: 10.48550/arxiv.2103.05487 · pith_short_12: WWWD5VZ6LGZV · pith_short_16: WWWD5VZ6LGZV5PRP · pith_short_8: WWWD5VZ6

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/WWWD5VZ6LGZV5PRPM64U655U56 \
  | 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: b5ac3ed73e59b35ebe2f67b94f77b4ef80fe5caefa32c6e1a54f05f8558327b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a628fc62f65be94d2a816113c707c557e8ed563622837c4fbf72e82e872aa9a",
    "cross_cats_sorted": [
      "math.DS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-09T15:19:59Z",
    "title_canon_sha256": "9bcc876c61ce36b47c2acab3b41231f85e3191348fc7cfa4a3b75f0020122ab8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05487",
    "kind": "arxiv",
    "version": 2
  }
}