Pith Number

pith:QAWYSO7H

pith:2021:QAWYSO7HWVF5WKCMSFYJVTAW42

not attested not anchored not stored refs pending

BERT Cannot Align Characters

Antonis Maronikolakis, Hinrich Sch\"utze, Philipp Dufter

arxiv:2109.09700 v1 · 2021-09-20 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QAWYSO7HWVF5WKCMSFYJVTAW42}

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	2026-07-05T03:15:48.954325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

802d893be7b54bdb284c91709acc16e6b69df4f88796308cfe4eefad0f8829de

Aliases

arxiv: 2109.09700 · arxiv_version: 2109.09700v1 · doi: 10.48550/arxiv.2109.09700 · pith_short_12: QAWYSO7HWVF5 · pith_short_16: QAWYSO7HWVF5WKCM · pith_short_8: QAWYSO7H

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/QAWYSO7HWVF5WKCMSFYJVTAW42 \
  | 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: 802d893be7b54bdb284c91709acc16e6b69df4f88796308cfe4eefad0f8829de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a05069762e451907381d8aa64eb4d57982748a2a0dc6daac71698e52f7376e9",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-20T17:10:49Z",
    "title_canon_sha256": "bd854a293d5b8b656b1aaaeec79aa694e2024f05782c733771453c7cf14b66e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.09700",
    "kind": "arxiv",
    "version": 1
  }
}