Pith Number

pith:XYSI4PMN

pith:2020:XYSI4PMNIUPVJOQ7CP6NBNED3P

not attested not anchored not stored refs pending

COVI White Paper

Abhinav Sharma, Benjamin Prud'homme, Brooke Struck, Dan Pilat, Daphne Ippolito, Edmond Belliveau, Hannah Alsdurf, Irina Rish, Jean-Francois Rousseau, Jian Tang, Martin Weiss, Max Jarvie, Meng Qu, Nasim Rahaman, Prateek Gupta, Richard Janda, Robert Obryk, Sekoul Krastev, Tegan Maharaj, Tristan Deleu, Tyler Kolody, Valerie Pisano, Yoshua Bengio, Yun William Yu

arxiv:2005.08502 v2 · 2020-05-18 · cs.CR · cs.AI · 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{XYSI4PMNIUPVJOQ7CP6NBNED3P}

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	2026-07-05T01:22:18.889210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be248e3d8d451f54ba1f13fcd0b483dbe1015ea4e5fae5acf18b34a144ab4f99

Aliases

arxiv: 2005.08502 · arxiv_version: 2005.08502v2 · doi: 10.48550/arxiv.2005.08502 · pith_short_12: XYSI4PMNIUPV · pith_short_16: XYSI4PMNIUPVJOQ7 · pith_short_8: XYSI4PMN

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/XYSI4PMNIUPVJOQ7CP6NBNED3P \
  | 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: be248e3d8d451f54ba1f13fcd0b483dbe1015ea4e5fae5acf18b34a144ab4f99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "093ed4243b72707ce3247742b9d9ac172235d54a5ba1642eb906ddaeb1f6f0fb",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-05-18T07:40:49Z",
    "title_canon_sha256": "87ef1fad594b6699cf440a30b3adc1e8fd4499a24495d665585323a2d90a80d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.08502",
    "kind": "arxiv",
    "version": 2
  }
}