Pith Number

pith:WBZUBUHZ

pith:2017:WBZUBUHZUTLFLGCBZHV4XSWMBA

not attested not anchored not stored refs pending

Learning Algorithms for Active Learning

Adam Trischler, Alessandro Sordoni, Philip Bachman

arxiv:1708.00088 v1 · 2017-07-31 · 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{WBZUBUHZUTLFLGCBZHV4XSWMBA}

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	2026-05-18T00:39:06.070708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b07340d0f9a4d6559841c9ebcbcacc0802a466aa32b59694f03eccaa490a2692

Aliases

arxiv: 1708.00088 · arxiv_version: 1708.00088v1 · doi: 10.48550/arxiv.1708.00088 · pith_short_12: WBZUBUHZUTLF · pith_short_16: WBZUBUHZUTLFLGCB · pith_short_8: WBZUBUHZ

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/WBZUBUHZUTLFLGCBZHV4XSWMBA \
  | 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: b07340d0f9a4d6559841c9ebcbcacc0802a466aa32b59694f03eccaa490a2692

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4539c2b6bc19e367fbe5b1d859a59733ad9b96395b6dc781eb5499b442df5560",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-07-31T22:26:54Z",
    "title_canon_sha256": "e53b78fa13a335ecc80b1c23f546b6d0c8953967230dd723432ebc263d7e0ae4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00088",
    "kind": "arxiv",
    "version": 1
  }
}