Pith Number

pith:TIWDZI5V

pith:2018:TIWDZI5VYR4GDSOUCR3PX5ENJY

not attested not anchored not stored refs pending

Usage and Attribution of Stack Overflow Code Snippets in GitHub Projects

Sebastian Baltes, Stephan Diehl

arxiv:1802.02938 v4 · 2018-02-08 · 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{TIWDZI5VYR4GDSOUCR3PX5ENJY}

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	2026-05-18T00:05:14.281286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a2c3ca3b5c47861c9d41476fbf48d4e2e40f6ac56c7596d9e1adfbac10b5328

Aliases

arxiv: 1802.02938 · arxiv_version: 1802.02938v4 · doi: 10.48550/arxiv.1802.02938 · pith_short_12: TIWDZI5VYR4G · pith_short_16: TIWDZI5VYR4GDSOU · pith_short_8: TIWDZI5V

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/TIWDZI5VYR4GDSOUCR3PX5ENJY \
  | 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: 9a2c3ca3b5c47861c9d41476fbf48d4e2e40f6ac56c7596d9e1adfbac10b5328

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49800ad166027b3f1461dd2ffe4933f79217d821fbfe13da4603d90b19e865e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-02-08T15:57:01Z",
    "title_canon_sha256": "e5a1ad9ce18424c5315b0b9c496ff7aef9226ff3920ed7bb94f744a3c71ba380"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02938",
    "kind": "arxiv",
    "version": 4
  }
}