Pith Number

pith:3BK34H26

pith:2021:3BK34H26UFLFEVM5LFAJM7SCTT

not attested not anchored not stored refs pending

Predicting with Confidence on Unseen Distributions

Devin Guillory, Ludwig Schmidt, Sayna Ebrahimi, Trevor Darrell, Vaishaal Shankar

arxiv:2107.03315 v2 · 2021-07-07 · cs.LG · cs.CV · 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{3BK34H26UFLFEVM5LFAJM7SCTT}

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	2026-07-05T03:07:29.295222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d855be1f5ea15652559d5940967e429cef2655f25823b9b5d1d19e6a76367275

Aliases

arxiv: 2107.03315 · arxiv_version: 2107.03315v2 · doi: 10.48550/arxiv.2107.03315 · pith_short_12: 3BK34H26UFLF · pith_short_16: 3BK34H26UFLFEVM5 · pith_short_8: 3BK34H26

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/3BK34H26UFLFEVM5LFAJM7SCTT \
  | 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: d855be1f5ea15652559d5940967e429cef2655f25823b9b5d1d19e6a76367275

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09895434b2c944c1c8d23fb44124c8354f9211a5d49d24601202fef2937f1aa0",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-07-07T15:50:18Z",
    "title_canon_sha256": "cfcdaa97dc58fa64d946344d7531247961ab48c97f5fce04865fe47ef3597d60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.03315",
    "kind": "arxiv",
    "version": 2
  }
}