Pith Number

pith:U6SDGAQA

pith:2017:U6SDGAQA62EA2GJ4LOYWBXVSJ7

not attested not anchored not stored refs pending

Active Learning amidst Logical Knowledge

Ashish Kapoor, Emmanouil Antonios Platanios, Eric Horvitz

arxiv:1709.08850 v1 · 2017-09-26 · cs.AI · cs.LG · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6SDGAQA62EA2GJ4LOYWBXVSJ7}

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	2026-05-18T00:34:21.734597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7a4330200f6880d193c5bb160deb24fcd90841c134dce613258a47e33597b47

Aliases

arxiv: 1709.08850 · arxiv_version: 1709.08850v1 · doi: 10.48550/arxiv.1709.08850 · pith_short_12: U6SDGAQA62EA · pith_short_16: U6SDGAQA62EA2GJ4 · pith_short_8: U6SDGAQA

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/U6SDGAQA62EA2GJ4LOYWBXVSJ7 \
  | 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: a7a4330200f6880d193c5bb160deb24fcd90841c134dce613258a47e33597b47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78a8819bb0b1c2ff03abfb14216c67994c3403ccf04798c8fe7e01fd6712b7a9",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-09-26T06:13:49Z",
    "title_canon_sha256": "eea27d02404b675d3e49014d5d91ec1586db37ce655090d5169552860718d4b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08850",
    "kind": "arxiv",
    "version": 1
  }
}