Pith Number

pith:WPSJOOCM

pith:2013:WPSJOOCMNSDFBT3IGGTGKXLWTC

not attested not anchored not stored refs pending

Are Happy Developers more Productive? The Correlation of Affective States of Software Developers and their self-assessed Productivity

Daniel Graziotin, Pekka Abrahamsson (Free University of Bozen-Bolzano), Xiaofeng Wang

arxiv:1306.1772 v1 · 2013-06-07 · cs.SE · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPSJOOCMNSDFBT3IGGTGKXLWTC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:21:32.408138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3e497384c6c8650cf6831a6655d76988c508dd366ddbecd95dcccf6b92e8111

Aliases

arxiv: 1306.1772 · arxiv_version: 1306.1772v1 · doi: 10.48550/arxiv.1306.1772 · pith_short_12: WPSJOOCMNSDF · pith_short_16: WPSJOOCMNSDFBT3I · pith_short_8: WPSJOOCM

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/WPSJOOCMNSDFBT3IGGTGKXLWTC \
  | 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: b3e497384c6c8650cf6831a6655d76988c508dd366ddbecd95dcccf6b92e8111

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76a2d9091e056a81530183e3e4cc4b496c7a4ab8f3578545bdb747fff18af181",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-06-07T16:51:39Z",
    "title_canon_sha256": "0fe8a15bc998890eb1b2e14d9a98e9ef6f8fb48f2dbae62cdf3881ed6210261d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1772",
    "kind": "arxiv",
    "version": 1
  }
}