Pith Number

pith:IADNU6ZR

pith:2017:IADNU6ZRLUQX4AWNIN3JNVJUW3

not attested not anchored not stored refs pending

A learning problem that is independent of the set theory ZFC axioms

Amir Shpilka, Amir Yehudayoff, Pavel Hrubes, Shai Ben-David, Shay Moran

arxiv:1711.05195 v1 · 2017-11-14 · 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{IADNU6ZRLUQX4AWNIN3JNVJUW3}

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.

Cited by

1 paper in Pith

On the Bounds of Function Approximations

Receipt and verification

First computed	2026-05-18T00:30:34.510182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4006da7b315d217e02cd437696d534b6da7d4a274458506519c5a9b81137e151

Aliases

arxiv: 1711.05195 · arxiv_version: 1711.05195v1 · doi: 10.48550/arxiv.1711.05195 · pith_short_12: IADNU6ZRLUQX · pith_short_16: IADNU6ZRLUQX4AWN · pith_short_8: IADNU6ZR

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/IADNU6ZRLUQX4AWNIN3JNVJUW3 \
  | 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: 4006da7b315d217e02cd437696d534b6da7d4a274458506519c5a9b81137e151

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9017f682a895805a65951276341fbe1bdc2a20d5dddcec8771c87033f264ed55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-11-14T16:58:54Z",
    "title_canon_sha256": "867ae8ea0550e77e7fe90b881065ff37544fb1c5fa1fccd90fb9e8a10d70f4e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.05195",
    "kind": "arxiv",
    "version": 1
  }
}