Pith Number

pith:QPFSJV4D

pith:2026:QPFSJV4DJNPV7JTCL2M5QTD7IT

not attested not anchored not stored refs pending

Universal Decision Learners

Sridhar Mahadevan

arxiv:2605.30694 v1 · 2026-05-29 · 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{QPFSJV4DJNPV7JTCL2M5QTD7IT}

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	2026-06-01T01:03:08.778919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83cb24d7834b5f5fa6625e99d84c7f44d2ef2feb43bf0991a1f5c0c69f960b9f

Aliases

arxiv: 2605.30694 · arxiv_version: 2605.30694v1 · doi: 10.48550/arxiv.2605.30694 · pith_short_12: QPFSJV4DJNPV · pith_short_16: QPFSJV4DJNPV7JTC · pith_short_8: QPFSJV4D

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/QPFSJV4DJNPV7JTCL2M5QTD7IT \
  | 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: 83cb24d7834b5f5fa6625e99d84c7f44d2ef2feb43bf0991a1f5c0c69f960b9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b4e70a270b0931dd24a30667ba06b1b6507e698470060c946dc25cc58e288a7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-29T00:37:08Z",
    "title_canon_sha256": "41ded81e313fee13c7869904f5648289da88993de2fde4ee924dd3aaa3a56e96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30694",
    "kind": "arxiv",
    "version": 1
  }
}