Pith Number

pith:3B3VH35D

pith:2015:3B3VH35DD6W6NCJYMMX2QSFVW5

not attested not anchored not stored refs pending

How Do You Feel, Developer? An Explanatory Theory of the Impact of Affects on Programming Performance

Daniel Graziotin, Pekka Abrahamsson, Xiaofeng Wang

arxiv:1505.07240 v3 · 2015-05-27 · cs.SE · cs.CY · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3B3VH35DD6W6NCJYMMX2QSFVW5}

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	2026-05-18T01:32:50.342868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d87753efa31fade68938632fa848b5b744cf4720dd76b6ea1e5e049afa884a3f

Aliases

arxiv: 1505.07240 · arxiv_version: 1505.07240v3 · doi: 10.48550/arxiv.1505.07240 · pith_short_12: 3B3VH35DD6W6 · pith_short_16: 3B3VH35DD6W6NCJY · pith_short_8: 3B3VH35D

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/3B3VH35DD6W6NCJYMMX2QSFVW5 \
  | 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: d87753efa31fade68938632fa848b5b744cf4720dd76b6ea1e5e049afa884a3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96872aa9f396a2dbf8dd3b7e223383a96ec4d00e65b9169c17b33aeff234b2f7",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-05-27T09:42:12Z",
    "title_canon_sha256": "6d5a1b413fd3d56712aa996223dc41c7e134b316757cce522eec276b619cd2fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07240",
    "kind": "arxiv",
    "version": 3
  }
}