Pith Number

pith:B3LUXQXW

pith:2026:B3LUXQXWZZYXVYJLJLCAJMCA54

not attested not anchored not stored refs pending

How Should Agents Read Demonstrations? Hierarchical Structure Beats Flat Action Logs

Henry Lieberman, Honjar Xing, Jefferson Lin

arxiv:2606.20978 v1 · 2026-06-18 · cs.AI · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3LUXQXWZZYXVYJLJLCAJMCA54}

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	2026-06-23T01:12:24.011667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ed74bc2f6ce717ae12b4ac404b040ef3898bfea5e2e58a458adf548f3c31db9

Aliases

arxiv: 2606.20978 · arxiv_version: 2606.20978v1 · doi: 10.48550/arxiv.2606.20978 · pith_short_12: B3LUXQXWZZYX · pith_short_16: B3LUXQXWZZYXVYJL · pith_short_8: B3LUXQXW

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/B3LUXQXWZZYXVYJLJLCAJMCA54 \
  | 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: 0ed74bc2f6ce717ae12b4ac404b040ef3898bfea5e2e58a458adf548f3c31db9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae22c9cb3f06e7aae03bc04a3d37901dd41df9ebd8c109d070d6bf606c89cd89",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-18T22:57:14Z",
    "title_canon_sha256": "2da4b7ba7dcdebf63748b9e2ed0af640e457697f7b31958b5ebb96d63375c3ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20978",
    "kind": "arxiv",
    "version": 1
  }
}