Pith Number

pith:OUH4TKIM

pith:2018:OUH4TKIMARAYBEK7RZH6UNKFIO

not attested not anchored not stored refs pending

Latent Structure in Collaboration: the Case of Reddit r/place

J\'er\'emie Rappaz, Karl Aberer, Michele Catasta, Robert West

arxiv:1804.05962 v1 · 2018-04-16 · 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{OUH4TKIMARAYBEK7RZH6UNKFIO}

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	2026-05-18T00:18:22.196009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

750fc9a90c044180915f8e4fea354543acb74c3f47e916e99cc0ce2027a93c96

Aliases

arxiv: 1804.05962 · arxiv_version: 1804.05962v1 · doi: 10.48550/arxiv.1804.05962 · pith_short_12: OUH4TKIMARAY · pith_short_16: OUH4TKIMARAYBEK7 · pith_short_8: OUH4TKIM

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/OUH4TKIMARAYBEK7RZH6UNKFIO \
  | 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: 750fc9a90c044180915f8e4fea354543acb74c3f47e916e99cc0ce2027a93c96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "846d3125dbe54892a89e62d7a3b24c1e177615ce1e9c335b8d1fe6874ff2a7a7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-04-16T22:20:56Z",
    "title_canon_sha256": "18ba8852d2c48c23d466abc74a897ddfcf8412c250ead3ecacf38d09db658530"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05962",
    "kind": "arxiv",
    "version": 1
  }
}