Pith Number

pith:TSSGBYBS

pith:2026:TSSGBYBS7UFA2ODG2VLFH5CI2G

not attested not anchored not stored refs pending

The Prevalence and Impact of Licenses in Open Software Projects

Audris Mockus, Bogdan Vasilescu, Mahmoud Jahanshahi

arxiv:2606.23445 v1 · 2026-06-22 · 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{TSSGBYBS7UFA2ODG2VLFH5CI2G}

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	2026-06-23T03:14:20.155899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ca460e032fd0a0d3866d55653f448d1926b4de3e12d977d66b67a68dd58542d

Aliases

arxiv: 2606.23445 · arxiv_version: 2606.23445v1 · doi: 10.48550/arxiv.2606.23445 · pith_short_12: TSSGBYBS7UFA · pith_short_16: TSSGBYBS7UFA2ODG · pith_short_8: TSSGBYBS

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/TSSGBYBS7UFA2ODG2VLFH5CI2G \
  | 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: 9ca460e032fd0a0d3866d55653f448d1926b4de3e12d977d66b67a68dd58542d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc2eeea4226be369b7e3e9fc5f1d7d027ac7a0d38dd353f40dcda8e5b8380736",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-06-22T15:01:02Z",
    "title_canon_sha256": "1ec222e386e638680db7e5388f9b987a53b7e519d521f0e142f6d67a954b17d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23445",
    "kind": "arxiv",
    "version": 1
  }
}