Pith Number

pith:2ZATCTJB

pith:2019:2ZATCTJBYG55SNAXCVBD5JYJLE

not attested not anchored not stored refs pending

100+ Metrics for Software Startups - A Multi-Vocal Literature Review

Anh Nguyen-Duc, Jason Grendus, Kai-Kristian Kemell, Pekka Abrahamsson, Tuure Tuunanen, Xiaofeng Wang

arxiv:1901.04819 v1 · 2019-01-15 · cs.GL · econ.GN · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZATCTJBYG55SNAXCVBD5JYJLE}

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	2026-05-17T23:56:21.642561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d641314d21c1bbd9341715423ea70959208f3538122847fd5c3d72c9245dcf15

Aliases

arxiv: 1901.04819 · arxiv_version: 1901.04819v1 · doi: 10.48550/arxiv.1901.04819 · pith_short_12: 2ZATCTJBYG55 · pith_short_16: 2ZATCTJBYG55SNAX · pith_short_8: 2ZATCTJB

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/2ZATCTJBYG55SNAXCVBD5JYJLE \
  | 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: d641314d21c1bbd9341715423ea70959208f3538122847fd5c3d72c9245dcf15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b37102765e54395a0b2763cd04ec2627b1a0900facc5867d0e33788af1f96b44",
    "cross_cats_sorted": [
      "econ.GN",
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GL",
    "submitted_at": "2019-01-15T13:47:06Z",
    "title_canon_sha256": "3aa03784548dc5806018b144e3d4ed5727cff08ed8d851bdc944f15e305440dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04819",
    "kind": "arxiv",
    "version": 1
  }
}