Pith Number

pith:WOEQKD2K

pith:2019:WOEQKD2KQ67X2CLHFONH6TMDUO

not attested not anchored not stored refs pending

Contributive Social Capital Extraction From Different Types of Online Data Sources

Georg Groh, Sebastian Schams

arxiv:1902.07636 v1 · 2019-02-20 · 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{WOEQKD2KQ67X2CLHFONH6TMDUO}

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	2026-05-17T23:53:07.290540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b389050f4a87bf7d09672b9a7f4d83a3b405af09a46d03739e81547e3356361b

Aliases

arxiv: 1902.07636 · arxiv_version: 1902.07636v1 · doi: 10.48550/arxiv.1902.07636 · pith_short_12: WOEQKD2KQ67X · pith_short_16: WOEQKD2KQ67X2CLH · pith_short_8: WOEQKD2K

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/WOEQKD2KQ67X2CLHFONH6TMDUO \
  | 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: b389050f4a87bf7d09672b9a7f4d83a3b405af09a46d03739e81547e3356361b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcb131c58ac6f51d085ff5d0e6252b668a5d6d10f618598b8115e41e23ec3b6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-02-20T16:47:04Z",
    "title_canon_sha256": "a7036b667836e0197820d250003ea9ff8e5d98d83951a2afeb0e9b1c96ccebef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07636",
    "kind": "arxiv",
    "version": 1
  }
}