Pith Number

pith:MRD5XBIF

pith:2023:MRD5XBIFLQ3FSXWAXGYEDL4MOG

not attested not anchored not stored refs pending

AutoPCF: Efficient Product Carbon Footprint Accounting with Large Language Models

Biao Luo, Can Yuan, Jinjie Liu, Lei Xiao, Qingrun Yang, Wenwen Zhou, Zhu Deng, Zhu Liu

arxiv:2308.04241 v2 · 2023-08-08 · cs.AI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRD5XBIFLQ3FSXWAXGYEDL4MOG}

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	2026-07-05T06:40:16.740094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6447db85055c36595ec0b9b041af8c71ae4963bd79a747838b0324fea512d088

Aliases

arxiv: 2308.04241 · arxiv_version: 2308.04241v2 · doi: 10.48550/arxiv.2308.04241 · pith_short_12: MRD5XBIFLQ3F · pith_short_16: MRD5XBIFLQ3FSXWA · pith_short_8: MRD5XBIF

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/MRD5XBIFLQ3FSXWAXGYEDL4MOG \
  | 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: 6447db85055c36595ec0b9b041af8c71ae4963bd79a747838b0324fea512d088

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be1e5c19e89d7187b5e6388050f39ae35d6fdd4f8c36dc20830ab3f975a55d28",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2023-08-08T13:12:03Z",
    "title_canon_sha256": "098951c4808f259ef6f595c2ad6c5788769cfe9425313d931ec4e2d799c70cf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.04241",
    "kind": "arxiv",
    "version": 2
  }
}