Pith Number

pith:74VEAZDW

pith:2018:74VEAZDWVIUIVS3GPZC73K7PL2

not attested not anchored not stored refs pending

Modelling and Using Response Times in Online Courses

Dustin Tingley, Ilia Rushkin, Isaac Chuang

arxiv:1801.07618 v3 · 2018-01-23 · cs.HC · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{74VEAZDWVIUIVS3GPZC73K7PL2}

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	2026-06-04T19:11:27.038287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff2a406476aa288acb667e45fdabef5e9866f4467b19263e59be218171bcb243

Aliases

arxiv: 1801.07618 · arxiv_version: 1801.07618v3 · doi: 10.48550/arxiv.1801.07618 · pith_short_12: 74VEAZDWVIUI · pith_short_16: 74VEAZDWVIUIVS3G · pith_short_8: 74VEAZDW

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/74VEAZDWVIUIVS3GPZC73K7PL2 \
  | 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: ff2a406476aa288acb667e45fdabef5e9866f4467b19263e59be218171bcb243

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3667c270f002343788eb6f37f3d072f45ea43a932d763c9c450a44231c360e0c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-01-23T15:34:32Z",
    "title_canon_sha256": "621ced894825c590d15d2eaa979b5c7852fedc390ed58da8132e7f3a27f4fc6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07618",
    "kind": "arxiv",
    "version": 3
  }
}