Pith Number

pith:6GJISB6C

pith:2026:6GJISB6CSBHR7IDZ6U7I3XBH2J

not attested not anchored not stored refs pending

ECHO: Prune to act, trace to learn with selective turn memory in agentic RL

Aoqi Hu, Binbin Zheng, Enlei Gong, Guanqun Zhao, Jiayao Tang, Jihua Liu, Lingfeng Liu, Yuyang You, Zeyu Chen, Zijun Xie

arxiv:2606.31650 v1 · 2026-06-30 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6GJISB6CSBHR7IDZ6U7I3XBH2J}

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	2026-07-01T01:18:10.575522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1928907c2904f1fa079f53e8ddc27d27c96c3cb78b6e4e15f2f30dce28a8c03

Aliases

arxiv: 2606.31650 · arxiv_version: 2606.31650v1 · doi: 10.48550/arxiv.2606.31650 · pith_short_12: 6GJISB6CSBHR · pith_short_16: 6GJISB6CSBHR7IDZ · pith_short_8: 6GJISB6C

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/6GJISB6CSBHR7IDZ6U7I3XBH2J \
  | 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: f1928907c2904f1fa079f53e8ddc27d27c96c3cb78b6e4e15f2f30dce28a8c03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e76bd5334e7aace92a66cd63e735f3985e3c81345674fbe7127fc0feccc0c633",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-30T13:29:58Z",
    "title_canon_sha256": "c4de1415927f9139802ac4e68c0ae33f140fd66308b5791fd0fe4c59c0abad91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31650",
    "kind": "arxiv",
    "version": 1
  }
}