Pith Number

pith:FZ5TRIFH

pith:2019:FZ5TRIFHNNCBOIZKH57BW642XI

not attested not anchored not stored refs pending

Citizen Science: An Information Quality Research Frontier

Andrea Wiggins, Holly K. Rosser, Roman Lukyanenko

arxiv:1905.08289 v1 · 2019-05-20 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZ5TRIFHNNCBOIZKH57BW642XI}

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	2026-05-17T23:45:43.727499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e7b38a0a76b4417232a3f7e1b7b9aba201c89b079cf9f39431c8fb514a6b773

Aliases

arxiv: 1905.08289 · arxiv_version: 1905.08289v1 · doi: 10.48550/arxiv.1905.08289 · pith_short_12: FZ5TRIFHNNCB · pith_short_16: FZ5TRIFHNNCBOIZK · pith_short_8: FZ5TRIFH

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/FZ5TRIFHNNCBOIZKH57BW642XI \
  | 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: 2e7b38a0a76b4417232a3f7e1b7b9aba201c89b079cf9f39431c8fb514a6b773

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f59db018919a9aeaf578e3101963d043220acd84ac5df724b5499078c487dab",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2019-05-20T18:39:57Z",
    "title_canon_sha256": "33a855855fcff79be0d6d6c6237b5e23e9bb9bea0156e8353bf7f9c226cd565e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08289",
    "kind": "arxiv",
    "version": 1
  }
}