Pith Number

pith:7HP62SOG

pith:2020:7HP62SOG4XHIFV3I3NNGTXW5XU

not attested not anchored not stored refs pending

Trustworthy AI in the Age of Pervasive Computing and Big Data

Abhishek Kumar, Pan Hui, Sasu Tarkoma, Tristan Braud

arxiv:2002.05657 v1 · 2020-01-30 · 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{7HP62SOG4XHIFV3I3NNGTXW5XU}

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	2026-07-05T00:40:33.009585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9dfed49c6e5ce82d768db5a69deddbd090e58105ddcf647ea5c608611589de7

Aliases

arxiv: 2002.05657 · arxiv_version: 2002.05657v1 · doi: 10.48550/arxiv.2002.05657 · pith_short_12: 7HP62SOG4XHI · pith_short_16: 7HP62SOG4XHIFV3I · pith_short_8: 7HP62SOG

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/7HP62SOG4XHIFV3I3NNGTXW5XU \
  | 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: f9dfed49c6e5ce82d768db5a69deddbd090e58105ddcf647ea5c608611589de7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b5611ef29cd070d7bce32fd333f7302b2a2ae2f70dd75dfb6e0d7535189e284",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-01-30T08:09:31Z",
    "title_canon_sha256": "8b0ec589eb956d2b29b854967f3a5c296ca25365c65b1d8bded144be4f8725af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.05657",
    "kind": "arxiv",
    "version": 1
  }
}