Pith Number

pith:GWNCU7HF

pith:2017:GWNCU7HFKFINRBMDNEBNBBJF5I

not attested not anchored not stored refs pending

Accurator: Nichesourcing for Cultural Heritage

Chris Dijkshoorn, Guus Schreiber, Lora Aroyo, Victor de Boer

arxiv:1709.09249 v1 · 2017-09-26 · 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{GWNCU7HFKFINRBMDNEBNBBJF5I}

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	2026-05-18T00:34:12.410808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

359a2a7ce55150d885836902d08525ea3df3e17d3a8ba9b3395d8c3d26d29962

Aliases

arxiv: 1709.09249 · arxiv_version: 1709.09249v1 · doi: 10.48550/arxiv.1709.09249 · pith_short_12: GWNCU7HFKFIN · pith_short_16: GWNCU7HFKFINRBMD · pith_short_8: GWNCU7HF

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/GWNCU7HFKFINRBMDNEBNBBJF5I \
  | 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: 359a2a7ce55150d885836902d08525ea3df3e17d3a8ba9b3395d8c3d26d29962

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c8db9ef33bfebdf321d678e98c4dc204a6a7d4904e9f19fd930e1fe6676cd82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2017-09-26T20:23:38Z",
    "title_canon_sha256": "805f5ad74e59538d816df1dd792bcc35a126c8933105f5e4aa9f81d847b6edca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09249",
    "kind": "arxiv",
    "version": 1
  }
}