Pith Number

pith:7JEQTUO2

pith:2018:7JEQTUO2MU4IYTRR6ZEXQNCMST

not attested not anchored not stored refs pending

Designing for Co-located and Virtual Social Interactions in Residential Care

Fabio Casati, Francesca Fiore, Francisco Ibarra, Marcos Baez

arxiv:1806.02291 v1 · 2018-05-31 · cs.CY · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JEQTUO2MU4IYTRR6ZEXQNCMST}

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	2026-05-18T00:14:01.953155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa4909d1da65388c4e31f64978344c94f08b016b3c6823475ce711299568d3c6

Aliases

arxiv: 1806.02291 · arxiv_version: 1806.02291v1 · doi: 10.48550/arxiv.1806.02291 · pith_short_12: 7JEQTUO2MU4I · pith_short_16: 7JEQTUO2MU4IYTRR · pith_short_8: 7JEQTUO2

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/7JEQTUO2MU4IYTRR6ZEXQNCMST \
  | 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: fa4909d1da65388c4e31f64978344c94f08b016b3c6823475ce711299568d3c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a320cf438918e7c4b17a6fd780975860fbb53e3a88f5beb82faed545f28999b",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-05-31T09:35:38Z",
    "title_canon_sha256": "feaac4eee9ad822c2f37efe5b08095a847463074cc036639f7d8a51822e4689d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02291",
    "kind": "arxiv",
    "version": 1
  }
}