Pith Number

pith:MJXUSL2E

pith:2019:MJXUSL2EVBSDNG7E776Q7MWV73

not attested not anchored not stored refs pending

A Methodology for Using GitLab for Software Engineering Learning Analytics

Caroline Jay, Christopher Page, Julio C\'esar Cort\'es R\'ios, Kamilla Kopec-Harding, Robert Haines, Sukru Eraslan, Suzanne M. Embury

arxiv:1903.06772 v1 · 2019-03-15 · cs.SE · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJXUSL2EVBSDNG7E776Q7MWV73}

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	2026-05-17T23:51:09.072146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

626f492f44a864369be4fffd0fb2d5fed2e3d37ac6cffb60a9ad1309fa6be80c

Aliases

arxiv: 1903.06772 · arxiv_version: 1903.06772v1 · doi: 10.48550/arxiv.1903.06772 · pith_short_12: MJXUSL2EVBSD · pith_short_16: MJXUSL2EVBSDNG7E · pith_short_8: MJXUSL2E

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/MJXUSL2EVBSDNG7E776Q7MWV73 \
  | 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: 626f492f44a864369be4fffd0fb2d5fed2e3d37ac6cffb60a9ad1309fa6be80c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f18bfbc27381f5f7037b527b8f309857d9fe6a4f5a1d5d30b553e54ad89858a9",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-03-15T19:22:28Z",
    "title_canon_sha256": "833872c48e8eef3a77c21b77dade2e5eaebfad9bc3d29c5155b1748aef59a0b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06772",
    "kind": "arxiv",
    "version": 1
  }
}