Pith Number

pith:26EAUGSK

pith:2018:26EAUGSKZZ252RPB4ORQYCGMVM

not attested not anchored not stored refs pending

Learning under Misspecified Objective Spaces

Anca D. Dragan, Andrea Bajcsy, Andreea Bobu, Jaime F. Fisac

arxiv:1810.05157 v4 · 2018-10-11 · cs.LG · cs.AI · cs.HC · cs.RO · 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{26EAUGSKZZ252RPB4ORQYCGMVM}

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	2026-05-18T00:02:15.579628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7880a1a4ace75dd45e1e3a30c08ccab1aeb934809026a2d24d7dfeb0fa2dc2b

Aliases

arxiv: 1810.05157 · arxiv_version: 1810.05157v4 · doi: 10.48550/arxiv.1810.05157 · pith_short_12: 26EAUGSKZZ25 · pith_short_16: 26EAUGSKZZ252RPB · pith_short_8: 26EAUGSK

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/26EAUGSKZZ252RPB4ORQYCGMVM \
  | 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: d7880a1a4ace75dd45e1e3a30c08ccab1aeb934809026a2d24d7dfeb0fa2dc2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e85cb9c830b35feaf198a4b03b8ca0d58751c8f985e220092cf17b0424f4ab48",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.HC",
      "cs.RO",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-10-11T17:58:27Z",
    "title_canon_sha256": "6c874195ad12d4ce9a2ffbdc50743626b022b712bb9453d2b4f67e57a3769b43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05157",
    "kind": "arxiv",
    "version": 4
  }
}