Pith Number

pith:7YNHHEYJ

pith:2014:7YNHHEYJIDORMLGH5VCULGTZW7

not attested not anchored not stored refs pending

Do feelings matter? On the correlation of affects and the self-assessed productivity in software engineering

Daniel Graziotin, Pekka Abrahamsson, Xiaofeng Wang

arxiv:1408.1293 v2 · 2014-08-06 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7YNHHEYJIDORMLGH5VCULGTZW7}

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	2026-05-18T00:41:08.550682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe1a73930940dd162cc7ed45459a79b7e933e6a2740afd8969835d21732641d5

Aliases

arxiv: 1408.1293 · arxiv_version: 1408.1293v2 · doi: 10.48550/arxiv.1408.1293 · pith_short_12: 7YNHHEYJIDOR · pith_short_16: 7YNHHEYJIDORMLGH · pith_short_8: 7YNHHEYJ

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/7YNHHEYJIDORMLGH5VCULGTZW7 \
  | 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: fe1a73930940dd162cc7ed45459a79b7e933e6a2740afd8969835d21732641d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a85e5c8a566cb0379c6d31c1c94aa17e398996a238d31ca05172f4f447c42788",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-08-06T14:31:15Z",
    "title_canon_sha256": "221a388bab4e85e8de8cae6e2a198826a539d2204221d19673902585c41c20ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1293",
    "kind": "arxiv",
    "version": 2
  }
}