Pith Number

pith:U33W5UJG

pith:2017:U33W5UJGEBPOSZVQTDFQW7ORHL

not attested not anchored not stored refs pending

Collaboration Spheres: a Visual Metaphor to Share and Reuse Research Objects

Aleix Garrido, Jos\'e Manuel G\'omez-P\'erez, Mariano Rico, Oscar Corcho, Rafael Gonzalez

arxiv:1710.05604 v1 · 2017-10-16 · cs.HC · 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{U33W5UJGEBPOSZVQTDFQW7ORHL}

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	2026-05-18T00:32:48.782595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6f76ed126205ee966b098cb0b7dd13adaca196f4aa975f3bd72575df2471f5b

Aliases

arxiv: 1710.05604 · arxiv_version: 1710.05604v1 · doi: 10.48550/arxiv.1710.05604 · pith_short_12: U33W5UJGEBPO · pith_short_16: U33W5UJGEBPOSZVQ · pith_short_8: U33W5UJG

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/U33W5UJGEBPOSZVQTDFQW7ORHL \
  | 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: a6f76ed126205ee966b098cb0b7dd13adaca196f4aa975f3bd72575df2471f5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73735aa329b3b0f4996c857e02f00215f35593c333af1d2743f0c468ca05f2e0",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2017-10-16T10:19:45Z",
    "title_canon_sha256": "580ed76e649fd0eae3c3f12b7fb5e4aabeb011b0325dbe4e6af3929c793c2dae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05604",
    "kind": "arxiv",
    "version": 1
  }
}