Pith Number

pith:VSVBCR3I

pith:2019:VSVBCR3ISEBPMNPJ6Q4T3Q227V

not attested not anchored not stored refs pending

The Evolution of IJHCS and CHI: A Quantitative Analysis

Andrea Mannocci, Enrico Motta, Francesco Osborne

arxiv:1908.04088 v1 · 2019-08-12 · cs.HC · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VSVBCR3ISEBPMNPJ6Q4T3Q227V}

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	2026-07-04T23:53:20.583795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acaa1147689102f635e9f4393dc35afd64f852f0780ab7f490f7c83436f4e637

Aliases

arxiv: 1908.04088 · arxiv_version: 1908.04088v1 · doi: 10.48550/arxiv.1908.04088 · pith_short_12: VSVBCR3ISEBP · pith_short_16: VSVBCR3ISEBPMNPJ · pith_short_8: VSVBCR3I

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/VSVBCR3ISEBPMNPJ6Q4T3Q227V \
  | 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: acaa1147689102f635e9f4393dc35afd64f852f0780ab7f490f7c83436f4e637

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dd8a5263f0894e40dafb64534f00bcb57b496846d7bb3e23a8cf1102ecd5852",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-08-12T11:07:09Z",
    "title_canon_sha256": "6c93d2aa84ddae9131bc237c6ccebc01e03ddd2e6e3fbe10abbc141b57a6408f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04088",
    "kind": "arxiv",
    "version": 1
  }
}