Pith Number

pith:HFAIHWT7

pith:2025:HFAIHWT7DFOC6T232NTOFCDEXU

not attested not anchored not stored refs pending

eSapiens's DEREK Module: Deep Extraction & Reasoning Engine for Knowledge with LLMs

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

arxiv:2507.15863 v1 · 2025-07-13 · cs.CL · 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{HFAIHWT7DFOC6T232NTOFCDEXU}

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	2026-07-05T11:40:58.240415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

394083da7f195c2f4f5bd366e28864bd2578909c92b092da14e76334abf43a07

Aliases

arxiv: 2507.15863 · arxiv_version: 2507.15863v1 · doi: 10.48550/arxiv.2507.15863 · pith_short_12: HFAIHWT7DFOC · pith_short_16: HFAIHWT7DFOC6T23 · pith_short_8: HFAIHWT7

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/HFAIHWT7DFOC6T232NTOFCDEXU \
  | 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: 394083da7f195c2f4f5bd366e28864bd2578909c92b092da14e76334abf43a07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3c7b902afcfaca4d2f551e5952438feebcdfdd9029df5a733e4c8b95b8fbe95",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-13T05:54:01Z",
    "title_canon_sha256": "5c1bfeac91accc7bdc24987bb53c389e39ec0c74fd21b9a872ba831a88f1f124"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.15863",
    "kind": "arxiv",
    "version": 1
  }
}