Pith Number

pith:PVMCOXLC

pith:2026:PVMCOXLC32ZUSKF5FRXXTLOV4E

not attested not anchored not stored refs pending

GEM: A Generative Embedding Model Bridging Reasoning and Retrieval

Craig Macdonald, Zhili Shen

arxiv:2608.13200 v1 · 2026-08-13 · cs.CL · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PVMCOXLC32ZUSKF5FRXXTLOV4E}

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	2026-08-14T01:00:39.050908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d58275d62deb34928bd2c6f79add5e12c516a4fd5c9f0dfe7793308f8532d94

Aliases

arxiv: 2608.13200 · arxiv_version: 2608.13200v1 · doi: 10.48550/arxiv.2608.13200 · pith_short_12: PVMCOXLC32ZU · pith_short_16: PVMCOXLC32ZUSKF5 · pith_short_8: PVMCOXLC

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/PVMCOXLC32ZUSKF5FRXXTLOV4E \
  | 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: 7d58275d62deb34928bd2c6f79add5e12c516a4fd5c9f0dfe7793308f8532d94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfc6d1d34d7be68b6559c31cce26139bcb277b36d56c818f3af13e26ef7ff18c",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-13T13:03:49Z",
    "title_canon_sha256": "cee6a07f5d3f7fa7d1e8346984311c4b4cee11f143b34e1faa5f90efac09e770"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.13200",
    "kind": "arxiv",
    "version": 1
  }
}