Pith Number

pith:6NPUTDP3

pith:2021:6NPUTDP3VARKRPPMQCI2C6NNH4

not attested not anchored not stored refs pending

UDALM: Unsupervised Domain Adaptation through Language Modeling

Alexandros Potamianos, Constantinos Karouzos, Georgios Paraskevopoulos

arxiv:2104.07078 v1 · 2021-04-14 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NPUTDP3VARKRPPMQCI2C6NNH4}

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

Aligning LLMs with Domain Invariant Reward Models

Receipt and verification

First computed	2026-07-05T02:32:17.558275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f35f498dfba822a8bdec8091a179ad3f1f1f9e5b66c0ea9783076777d1ad05dd

Aliases

arxiv: 2104.07078 · arxiv_version: 2104.07078v1 · doi: 10.48550/arxiv.2104.07078 · pith_short_12: 6NPUTDP3VARK · pith_short_16: 6NPUTDP3VARKRPPM · pith_short_8: 6NPUTDP3

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/6NPUTDP3VARKRPPMQCI2C6NNH4 \
  | 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: f35f498dfba822a8bdec8091a179ad3f1f1f9e5b66c0ea9783076777d1ad05dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edfdfa0c1db300ffc3828416bc7fc82b1cf27d2b15a6d7a4abca2dca4f3bf6f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-14T19:05:01Z",
    "title_canon_sha256": "e766deab70305f37f8ba3ce17087987cd43cbf498b4825c616a375573a24e987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.07078",
    "kind": "arxiv",
    "version": 1
  }
}