Pith Number

pith:DROZHJNK

pith:2023:DROZHJNK43TTQPPGKWX2U2FGPU

not attested not anchored not stored refs pending

Using Active Learning Methods to Strategically Select Essays for Automated Scoring

Hamid Mohammadi, Mark J. Gierl, Tahereh Firoozi

arxiv:2301.00628 v2 · 2023-01-02 · 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{DROZHJNK43TTQPPGKWX2U2FGPU}

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	2026-07-05T06:00:58.617019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c5d93a5aae6e7383de655afaa68a67d03eca2f1c45ad42181aa9958b068c4b3

Aliases

arxiv: 2301.00628 · arxiv_version: 2301.00628v2 · doi: 10.48550/arxiv.2301.00628 · pith_short_12: DROZHJNK43TT · pith_short_16: DROZHJNK43TTQPPG · pith_short_8: DROZHJNK

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/DROZHJNK43TTQPPGKWX2U2FGPU \
  | 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: 1c5d93a5aae6e7383de655afaa68a67d03eca2f1c45ad42181aa9958b068c4b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "606affa356854bbae105c3a44d438f44b09e3843d5ec3c421be38d3ece171aef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-01-02T12:46:10Z",
    "title_canon_sha256": "cd3beeb46c6b71a529fd8800fe944ff80cc7b00548990da4732151b2445c9d3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.00628",
    "kind": "arxiv",
    "version": 2
  }
}