Pith Number

pith:XTASOBTG

pith:2020:XTASOBTG4WZUHXGVWDSS3XFTPP

not attested not anchored not stored refs pending

A Privacy-preserving Mobile and Fog Computing Framework to Trace and Prevent COVID-19 Community Transmission

Ahmedur Rahman Shovon, Alistair Barros, Aron Laszka, Md. Razon Hossain, Md Whaiduzzaman, Rajkumar Buyya, Shanto Roy

arxiv:2006.13364 v1 · 2020-06-23 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTASOBTG4WZUHXGVWDSS3XFTPP}

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	2026-07-05T01:13:15.134763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcc1270666e5b343dcd5b0e52ddcb37bd6fbff9670721abd72a965ad875cd208

Aliases

arxiv: 2006.13364 · arxiv_version: 2006.13364v1 · doi: 10.48550/arxiv.2006.13364 · pith_short_12: XTASOBTG4WZU · pith_short_16: XTASOBTG4WZUHXGV · pith_short_8: XTASOBTG

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/XTASOBTG4WZUHXGVWDSS3XFTPP \
  | 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: bcc1270666e5b343dcd5b0e52ddcb37bd6fbff9670721abd72a965ad875cd208

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10271c4d385a0fd5ddde841e1d276f1787db08417e0d377105781f4130f2e639",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-06-23T22:24:44Z",
    "title_canon_sha256": "3142316d1543a0b7535313a4f951c38cc799bcf8216bd9b09c636251ffeb151e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.13364",
    "kind": "arxiv",
    "version": 1
  }
}