Pith Number

pith:R77MJBCC

pith:2015:R77MJBCCDR5NNKO2C4D3PAEPSK

not attested not anchored not stored refs pending

Software development practices in academia: a case study comparison

Derek Groen, James A. Grogan, James M. Osborne, Ulf D. Schiller, Xiaohu Guo

arxiv:1506.05272 v1 · 2015-06-17 · cs.SE · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R77MJBCCDR5NNKO2C4D3PAEPSK}

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	2026-05-18T01:46:12.604186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ffec484421c7ad6a9da1707b7808f9293daf1e8fbb5370f986c83bd2ec80011

Aliases

arxiv: 1506.05272 · arxiv_version: 1506.05272v1 · doi: 10.48550/arxiv.1506.05272 · pith_short_12: R77MJBCCDR5N · pith_short_16: R77MJBCCDR5NNKO2 · pith_short_8: R77MJBCC

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/R77MJBCCDR5NNKO2C4D3PAEPSK \
  | 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: 8ffec484421c7ad6a9da1707b7808f9293daf1e8fbb5370f986c83bd2ec80011

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ec882a6527dc070dabce67b39368b7e5e651d86cadb002a03dcb5da90101747",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-06-17T10:42:41Z",
    "title_canon_sha256": "202760636c065b98a795da853f5f025390a0e31e1011cb0ac9501ede482b54d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05272",
    "kind": "arxiv",
    "version": 1
  }
}