Pith Number

pith:P2RV67TX

pith:2021:P2RV67TXEODHJAOUC6SRYUQW55

not attested not anchored not stored refs pending

SGD Through the Lens of Kolmogorov Complexity

Gregory Schwartzman

arxiv:2111.05478 v2 · 2021-11-10 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P2RV67TXEODHJAOUC6SRYUQW55}

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	2026-07-05T04:23:05.615275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ea35f7e7723867481d417a51c5216ef515df5134f2f2fbd1dbe679c6067e085

Aliases

arxiv: 2111.05478 · arxiv_version: 2111.05478v2 · doi: 10.48550/arxiv.2111.05478 · pith_short_12: P2RV67TXEODH · pith_short_16: P2RV67TXEODHJAOU · pith_short_8: P2RV67TX

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/P2RV67TXEODHJAOUC6SRYUQW55 \
  | 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: 7ea35f7e7723867481d417a51c5216ef515df5134f2f2fbd1dbe679c6067e085

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9521c26760951d5dbf3b1c153e819aed19f0859c0ca85ecf5dd81b3a88f2a983",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-11-10T01:32:38Z",
    "title_canon_sha256": "56606588087e882dc57dfb0b2eb9083b2ad534833fb422fe3c9c70d7348752c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05478",
    "kind": "arxiv",
    "version": 2
  }
}