Pith Number

pith:DZIF62OB

pith:2019:DZIF62OBLS24SDKFKQBPPSEBPY

not attested not anchored not stored refs pending

Support and Invertibility in Domain-Invariant Representations

David Sontag, Fredrik D. Johansson, Rajesh Ranganath

arxiv:1903.03448 v4 · 2019-03-08 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DZIF62OBLS24SDKFKQBPPSEBPY}

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	2026-05-17T23:41:30.571184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e505f69c15cb5c90d455402f7c8817e394ed35f4c64423b7a131853beda7044

Aliases

arxiv: 1903.03448 · arxiv_version: 1903.03448v4 · doi: 10.48550/arxiv.1903.03448 · pith_short_12: DZIF62OBLS24 · pith_short_16: DZIF62OBLS24SDKF · pith_short_8: DZIF62OB

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/DZIF62OBLS24SDKFKQBPPSEBPY \
  | 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: 1e505f69c15cb5c90d455402f7c8817e394ed35f4c64423b7a131853beda7044

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d021a471162b7ceba8be94d8c190c844eea4eecc05939326e6d68841dc103ea",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-03-08T13:56:24Z",
    "title_canon_sha256": "01c8981e237e273a08a1255d026b224d5d44b47a495932459a4d0ea3a4457266"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03448",
    "kind": "arxiv",
    "version": 4
  }
}