Pith Number

pith:F6IB4HP5

pith:2018:F6IB4HP5PTE23ZHRLR3I3WRZRP

not attested not anchored not stored refs pending

Towards Identifying Paid Open Source Developers - A Case Study with Mozilla Developers

Ma\"elick Claes, Miikka Kuutila, Mika M\"antyl\"a, Umar Farooq

arxiv:1804.02153 v1 · 2018-04-06 · 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{F6IB4HP5PTE23ZHRLR3I3WRZRP}

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	2026-05-18T00:04:13.047517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f901e1dfd7cc9ade4f15c768dda398bd4b547f039b6dc6701a6c48fcb77e960

Aliases

arxiv: 1804.02153 · arxiv_version: 1804.02153v1 · doi: 10.48550/arxiv.1804.02153 · pith_short_12: F6IB4HP5PTE2 · pith_short_16: F6IB4HP5PTE23ZHR · pith_short_8: F6IB4HP5

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/F6IB4HP5PTE23ZHRLR3I3WRZRP \
  | 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: 2f901e1dfd7cc9ade4f15c768dda398bd4b547f039b6dc6701a6c48fcb77e960

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9837f3e00c486af9a8012b6f4027e63cd26cccf273bf0454724fad9a37aadda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-04-06T07:20:13Z",
    "title_canon_sha256": "fb08cb77cefd462220e83746bafde5f9d12ae1b3d15fc9087a718abf5d0ac1e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02153",
    "kind": "arxiv",
    "version": 1
  }
}