Pith Number

pith:UGPMZK5X

pith:2013:UGPMZK5XM4O4ZU6RJ7374EOGN3

not attested not anchored not stored refs pending

COINs change leaders - Lessons Learned from a Distributed Course

Maria Paasivaara, Peter A. Gloor

arxiv:1308.1158 v1 · 2013-08-06 · cs.CY · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UGPMZK5XM4O4ZU6RJ7374EOGN3}

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	2026-05-18T03:16:39.682563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a19eccabb7671dccd3d14ff7fe11c66ee78ea6aee9b4a8dea2b2db976d3ee2dc

Aliases

arxiv: 1308.1158 · arxiv_version: 1308.1158v1 · doi: 10.48550/arxiv.1308.1158 · pith_short_12: UGPMZK5XM4O4 · pith_short_16: UGPMZK5XM4O4ZU6R · pith_short_8: UGPMZK5X

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/UGPMZK5XM4O4ZU6RJ7374EOGN3 \
  | 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: a19eccabb7671dccd3d14ff7fe11c66ee78ea6aee9b4a8dea2b2db976d3ee2dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c00b7f0fae6a8f336b81b3f1dfba82726e206ecac4ed780cc5cadbf9c3b9090",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2013-08-06T02:47:36Z",
    "title_canon_sha256": "09f41e7b783feedd39084d10a9bdfc2dc83ae3bd44bfe2a29a83f3a0697f41b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.1158",
    "kind": "arxiv",
    "version": 1
  }
}