Pith Number

pith:PY7TI2A7

pith:2025:PY7TI2A7Y6ZKWRYFDZEJA4TU6F

not attested not anchored not stored refs pending

eSapiens: A Platform for Secure and Auditable Retrieval-Augmented Generation

Fan Liu, Isaac Shi, Lewei He, Tianyu Shi, Wenli Wang, Yang Yang, Zeyuan Li

arxiv:2507.09588 v1 · 2025-07-13 · 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{PY7TI2A7Y6ZKWRYFDZEJA4TU6F}

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	2026-07-05T11:36:36.357241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e3f34681fc7b2ab47051e48907274f148cb95de1d212b6befe1fca59be127dc

Aliases

arxiv: 2507.09588 · arxiv_version: 2507.09588v1 · doi: 10.48550/arxiv.2507.09588 · pith_short_12: PY7TI2A7Y6ZK · pith_short_16: PY7TI2A7Y6ZKWRYF · pith_short_8: PY7TI2A7

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/PY7TI2A7Y6ZKWRYFDZEJA4TU6F \
  | 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: 7e3f34681fc7b2ab47051e48907274f148cb95de1d212b6befe1fca59be127dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac06b27ce3a9869d69f47d17d6fc8b67b3561c36bcd72c015efa41d16beeced",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-07-13T11:41:44Z",
    "title_canon_sha256": "d0b843e4360d1b357ff4d06fb4753966af50b073162a1d00af6cc651dd5146b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.09588",
    "kind": "arxiv",
    "version": 1
  }
}