Pith Number

pith:BQQQYEFX

pith:2026:BQQQYEFXCQBJB5XKEJKAY7NW7Z

not attested not anchored not stored refs pending

Echoverse: Deep, Evolving Environments for Training Computer-Use Agents at Scale

Ahmed Awadallah, Akshay Nambi, Archana Yadav, Corby Rosset, Ece Kamar, Hussein Mozannar, Kavyansh Chourasia, Sahil Gupta, Sara Abdali, Sarthak Harne, Vibhav Vineet, Yash Lara, Yash Pandya

arxiv:2607.28074 v1 · 2026-07-30 · cs.AI · 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{BQQQYEFXCQBJB5XKEJKAY7NW7Z}

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	2026-07-31T01:35:33.697710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

0c210c10b7140290f6ea22540c7db6fe61b02a7d91adee4283f0b28accca0c71

Aliases

arxiv: 2607.28074 · arxiv_version: 2607.28074v1 · doi: 10.48550/arxiv.2607.28074 · pith_short_12: BQQQYEFXCQBJ · pith_short_16: BQQQYEFXCQBJB5XK · pith_short_8: BQQQYEFX

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/BQQQYEFXCQBJB5XKEJKAY7NW7Z \
  | 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: 0c210c10b7140290f6ea22540c7db6fe61b02a7d91adee4283f0b28accca0c71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47c469d49a33803bd1ca9950879d29e2a69a5fba5698adb0de7243207e267d93",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-30T11:48:22Z",
    "title_canon_sha256": "3ed938ee04fab327ba10b3e55a6f7d98a33c4233c2ef0dd0c8ec4c9968cd0dc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28074",
    "kind": "arxiv",
    "version": 1
  }
}