Pith Number

pith:3BEQJ6ET

pith:2020:3BEQJ6ETIT2LC75ZOIIIUERBXN

not attested not anchored not stored refs pending

Smoothed Geometry for Robust Attribution

Anupam Datta, Haofan Wang, Matt Fredrikson, Piotr Mardziel, Shakul Ramkumar, Zifan Wang

arxiv:2006.06643 v2 · 2020-06-11 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BEQJ6ETIT2LC75ZOIIIUERBXN}

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	2026-07-05T01:45:19.732610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d84904f89344f4b17fb972108a1221bb6e5388602715acbda7151817d327a605

Aliases

arxiv: 2006.06643 · arxiv_version: 2006.06643v2 · doi: 10.48550/arxiv.2006.06643 · pith_short_12: 3BEQJ6ETIT2L · pith_short_16: 3BEQJ6ETIT2LC75Z · pith_short_8: 3BEQJ6ET

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/3BEQJ6ETIT2LC75ZOIIIUERBXN \
  | 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: d84904f89344f4b17fb972108a1221bb6e5388602715acbda7151817d327a605

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeb59a32bc83d6fced8db185f9a0d5c3a17d9505bbaf1f507d3226f015c954f3",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-06-11T17:35:13Z",
    "title_canon_sha256": "f7c00e78c6eb32c8cc062e9b0ce33a60834c683d9cccd14a53da28e993b0ca61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.06643",
    "kind": "arxiv",
    "version": 2
  }
}