Pith Number

pith:NIO5PORT

pith:2020:NIO5PORTPMS4RV62B7453FAUGZ

not attested not anchored not stored refs pending

GoCoronaGo: Privacy Respecting Contact Tracing for COVID-19 Management

Aakash Khochare, Amrita Namtirtha, Amritha Sundararajan, Animesh Baranawal, John Varghese George, Nihar Thakkar, Rahul Atul Bhope, Raj Kiran, Sharath Suresh Bhargav, Shriram Ramesh, Tarun Rambha, Yogesh Simmhan

arxiv:2009.04916 v1 · 2020-09-10 · cs.CY · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIO5PORTPMS4RV62B7453FAUGZ}

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	2026-07-05T01:34:31.222938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a1dd7ba337b25c8d7da0ff9dd941436509401fdcfc200ab8dd7a9c43bd70f15

Aliases

arxiv: 2009.04916 · arxiv_version: 2009.04916v1 · doi: 10.48550/arxiv.2009.04916 · pith_short_12: NIO5PORTPMS4 · pith_short_16: NIO5PORTPMS4RV62 · pith_short_8: NIO5PORT

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/NIO5PORTPMS4RV62B7453FAUGZ \
  | 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: 6a1dd7ba337b25c8d7da0ff9dd941436509401fdcfc200ab8dd7a9c43bd70f15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c043f7ac022d5d50b0a4560022ac943c9e85547064f73b930d81bd6667128dfa",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-09-10T14:59:59Z",
    "title_canon_sha256": "0a090ded1d384129c33a49de5bbe174f618627b63fc635c91609295456a48b82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.04916",
    "kind": "arxiv",
    "version": 1
  }
}