Pith Number

pith:F23SBWAR

pith:2026:F23SBWARECIEVRFVHEEWSI6BML

not attested not anchored not stored refs pending

ECHO: Learning Epistemically Adaptive Language Agents with Turn-Level Credit

Abhijnan Nath, Nikhil Krishnaswamy

arxiv:2606.29745 v1 · 2026-06-29 · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F23SBWARECIEVRFVHEEWSI6BML}

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	2026-06-30T02:17:33.213244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2eb720d81120904ac4b539096923c162ed6554b541dbf75aa2b3a2cb329b76f8

Aliases

arxiv: 2606.29745 · arxiv_version: 2606.29745v1 · doi: 10.48550/arxiv.2606.29745 · pith_short_12: F23SBWARECIE · pith_short_16: F23SBWARECIEVRFV · pith_short_8: F23SBWAR

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/F23SBWARECIEVRFVHEEWSI6BML \
  | 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: 2eb720d81120904ac4b539096923c162ed6554b541dbf75aa2b3a2cb329b76f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18a25a37aa2f5f4348e35f208322cc1d19e526d50b73e0c8fe3c1e5c45c7b6a7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2026-06-29T03:42:01Z",
    "title_canon_sha256": "05c1e67ad8e4f6d59b04d17523ea404eae3e751d1aa6edda202c99b4e5567042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29745",
    "kind": "arxiv",
    "version": 1
  }
}