Pith Number

pith:NV2JPTYE

pith:2021:NV2JPTYEOZX223U4CBPFCN423H

not attested not anchored not stored refs pending

Does Invariant Risk Minimization Capture Invariance?

Akilesh Tangella, Danica J. Sutherland, Nathan Srebro, Pritish Kamath

arxiv:2101.01134 v2 · 2021-01-04 · stat.ML · cs.AI · 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{NV2JPTYEOZX223U4CBPFCN423H}

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.

Cited by

1 paper in Pith

Moment Alignment: Unifying Gradient and Hessian Matching for Domain Generalization

Receipt and verification

First computed	2026-07-05T02:18:58.713073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d7497cf04766fad6e9c105e51379ad9e88d1f785d196ac807f257aa25b0852e

Aliases

arxiv: 2101.01134 · arxiv_version: 2101.01134v2 · doi: 10.48550/arxiv.2101.01134 · pith_short_12: NV2JPTYEOZX2 · pith_short_16: NV2JPTYEOZX223U4 · pith_short_8: NV2JPTYE

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/NV2JPTYEOZX223U4CBPFCN423H \
  | 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: 6d7497cf04766fad6e9c105e51379ad9e88d1f785d196ac807f257aa25b0852e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d95c151c5867f9693e998943cc44c0fb9593a4bc8b99369293908d986047a554",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-01-04T18:02:45Z",
    "title_canon_sha256": "89f43d5bc6c73fb61f9c0a5ef1a78d69ed51883fcea32c17c28d10939607f1bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.01134",
    "kind": "arxiv",
    "version": 2
  }
}