Pith Number

pith:FPZE3S65

pith:2023:FPZE3S653AZ3E52CZ3C2NAWGMW

not attested not anchored not stored refs pending

Digital contact tracing/notification for SARS-CoV-2: navigating six points of failure

Aalekh Sharan, Andreas Gebhard, James Petrie, Jason Bay, Joanna Masel, Samuel Zimmerman, Scott Leibrand, Wolfgang Ebbers

arxiv:2306.00873 v2 · 2023-06-01 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPZE3S653AZ3E52CZ3C2NAWGMW}

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.

Cited by

1 paper in Pith

Local near-quadratic convergence of Riemannian interior point methods

Receipt and verification

First computed	2026-07-05T06:28:37.112072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf24dcbddd833b27742cec5a682c66595bea29e713e9bb298a234152976f5f8

Aliases

arxiv: 2306.00873 · arxiv_version: 2306.00873v2 · doi: 10.48550/arxiv.2306.00873 · pith_short_12: FPZE3S653AZ3 · pith_short_16: FPZE3S653AZ3E52C · pith_short_8: FPZE3S65

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/FPZE3S653AZ3E52CZ3C2NAWGMW \
  | 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: 2bf24dcbddd833b27742cec5a682c66595bea29e713e9bb298a234152976f5f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce71e7cb43bf4824de250d3faf07d2c898060954cdd72262ddc87b2087b1dcdb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2023-06-01T16:34:45Z",
    "title_canon_sha256": "d513a08c754870f802ab14e43a03f4ca55af0599f89c194d6c99e0e1489a4f09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.00873",
    "kind": "arxiv",
    "version": 2
  }
}