Pith Number

pith:HVXK5BYT

pith:2019:HVXK5BYT2MAY2UGLIBLQFVWWK7

not attested not anchored not stored refs pending

A Cross-Repository Model for Predicting Popularity in GitHub

Gita Sukthankar, Heather Keathley, Ivan Garibay, Neda Hajiakhoond Bidoki

arxiv:1902.05216 v1 · 2019-02-14 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HVXK5BYT2MAY2UGLIBLQFVWWK7}

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	2026-05-17T23:54:01.559646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d6eae8713d3018d50cb405702d6d657cd08b371ad966b3543e20be6a93b84c2

Aliases

arxiv: 1902.05216 · arxiv_version: 1902.05216v1 · doi: 10.48550/arxiv.1902.05216 · pith_short_12: HVXK5BYT2MAY · pith_short_16: HVXK5BYT2MAY2UGL · pith_short_8: HVXK5BYT

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/HVXK5BYT2MAY2UGLIBLQFVWWK7 \
  | 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: 3d6eae8713d3018d50cb405702d6d657cd08b371ad966b3543e20be6a93b84c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0413eb09e11f3456205be9bababc194dc09c4961b40b908d03d4405b922b8c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-02-14T04:43:36Z",
    "title_canon_sha256": "0db278f99a5678eb8004ecc6812f18fe3c3c5baae4e11336b43dd7ee0599f094"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05216",
    "kind": "arxiv",
    "version": 1
  }
}