Pith Number

pith:WIDFMRWW

pith:2019:WIDFMRWW5AJPCV44KMHN44WANC

not attested not anchored not stored refs pending

An Empirical Study on Technical Debt in a Finnish SME

Davide Taibi, Kari Syst\"a, Nyyti Saarim\"aki, Teemu Orava, Valentina Lenarduzzi

arxiv:1908.01502 v1 · 2019-08-05 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WIDFMRWW5AJPCV44KMHN44WANC}

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	2026-07-04T23:51:31.100070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2065646d6e812f1579c530ede72c068864d25dee173507d6f696de5b4f1540e

Aliases

arxiv: 1908.01502 · arxiv_version: 1908.01502v1 · doi: 10.48550/arxiv.1908.01502 · pith_short_12: WIDFMRWW5AJP · pith_short_16: WIDFMRWW5AJPCV44 · pith_short_8: WIDFMRWW

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/WIDFMRWW5AJPCV44KMHN44WANC \
  | 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: b2065646d6e812f1579c530ede72c068864d25dee173507d6f696de5b4f1540e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "191ab9085b6c5d644062b20b0012468065c0a6c43db7d94d831eac80ff76557d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-08-05T07:55:15Z",
    "title_canon_sha256": "938501c8bc08deecc500857c219f27d72b2c3515faf33c171e8c389a0c420ba1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01502",
    "kind": "arxiv",
    "version": 1
  }
}