Pith Number

pith:QZS7NU7V

pith:2025:QZS7NU7VFQIVTIBHAYQVYS35AA

not attested not anchored not stored refs pending

Summary of the NOTSOFAR-1 Challenge: Highlights and Learnings

Alon Vinnikov, Amir Ivry, Eyal Krupka, Igor Abramovski, Naoyuki Kanda, Shalev Shaer, Xiaofei Wang

arxiv:2501.17304 v2 · 2025-01-28 · cs.SD · cs.LG · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZS7NU7VFQIVTIBHAYQVYS35AA}

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	2026-07-05T10:27:24.425957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8665f6d3f52c1159a02706215c4b7d000331b80426d4dd885cf7e69e289601c4

Aliases

arxiv: 2501.17304 · arxiv_version: 2501.17304v2 · doi: 10.48550/arxiv.2501.17304 · pith_short_12: QZS7NU7VFQIV · pith_short_16: QZS7NU7VFQIVTIBH · pith_short_8: QZS7NU7V

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/QZS7NU7VFQIVTIBHAYQVYS35AA \
  | 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: 8665f6d3f52c1159a02706215c4b7d000331b80426d4dd885cf7e69e289601c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b926fcda5510c43cefa4e7dbdf285238a9ba314ab5edaf5ea062a9a709f5df85",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.AS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2025-01-28T21:25:08Z",
    "title_canon_sha256": "a04e77da175337b7d7c293d41bb7400eb9465f11559e394152bb1a07301add5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.17304",
    "kind": "arxiv",
    "version": 2
  }
}