Pith Number

pith:R4KXVIO2

pith:2019:R4KXVIO22BMM2B4IRHVLQFWETC

not attested not anchored not stored refs pending

Unsupervised Text Summarization via Mixed Model Back-Translation

Yacine Jernite

arxiv:1908.08566 v1 · 2019-08-22 · 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{R4KXVIO22BMM2B4IRHVLQFWETC}

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	2026-07-04T23:59:15.540073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f157aa1dad058cd078889eab816c49894a60d762f63975bb2b39e7345e2d69a

Aliases

arxiv: 1908.08566 · arxiv_version: 1908.08566v1 · doi: 10.48550/arxiv.1908.08566 · pith_short_12: R4KXVIO22BMM · pith_short_16: R4KXVIO22BMM2B4I · pith_short_8: R4KXVIO2

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/R4KXVIO22BMM2B4IRHVLQFWETC \
  | 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: 8f157aa1dad058cd078889eab816c49894a60d762f63975bb2b39e7345e2d69a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f999bf47161fdc4891d21665449bd3f20cc41133bcfdc43d11b81ffeaf0c08a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-22T19:07:34Z",
    "title_canon_sha256": "a8c0f57f1220a9a5b0970002475af18dd4f2d53aca93583973974fe2ded49cbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08566",
    "kind": "arxiv",
    "version": 1
  }
}