Pith Number

pith:VY2TGMEU

pith:2014:VY2TGMEUFETNB2TTJFZSRVO7HM

not attested not anchored not stored refs pending

A Dual Model of Open Source License Growth

Carsten Kolassa, Dirk Riehle, Gottfried Hoffmann, Wolfgang Mauerer

arxiv:1408.5748 v1 · 2014-08-25 · cs.CY · 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{VY2TGMEUFETNB2TTJFZSRVO7HM}

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	2026-05-18T02:44:24.240888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae353330942926d0ea73497328d5df3b0902e148db7c1f1ea484cc31efb00b58

Aliases

arxiv: 1408.5748 · arxiv_version: 1408.5748v1 · doi: 10.48550/arxiv.1408.5748 · pith_short_12: VY2TGMEUFETN · pith_short_16: VY2TGMEUFETNB2TT · pith_short_8: VY2TGMEU

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/VY2TGMEUFETNB2TTJFZSRVO7HM \
  | 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: ae353330942926d0ea73497328d5df3b0902e148db7c1f1ea484cc31efb00b58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c4cbde49373add662acdae68714c4cd3bf433534ecc11b997f422361d5d894b",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2014-08-25T13:23:40Z",
    "title_canon_sha256": "d351f714d09a3d8ed062a641dfcb4b0db134b4dba8f4da5143b14d5e940c5901"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5748",
    "kind": "arxiv",
    "version": 1
  }
}