Pith Number

pith:QC5VCFFV

pith:2023:QC5VCFFV3NCVCUZSWR5SUCVONK

not attested not anchored not stored refs pending

DeltaLCA: Comparative Life-Cycle Assessment for Electronics Design

Adriana Schulz, Felix H\"ahnlein, Shwetak Patel, Vikram Iyer, Yuxuan Mei, Zachary Englhardt, Zhihan Zhang

arxiv:2311.09611 v1 · 2023-11-16 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QC5VCFFV3NCVCUZSWR5SUCVONK}

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	2026-07-05T07:13:30.322112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80bb5114b5db45515332b47b2a0aae6aa6726739a3d5df9031dc880a45226517

Aliases

arxiv: 2311.09611 · arxiv_version: 2311.09611v1 · doi: 10.48550/arxiv.2311.09611 · pith_short_12: QC5VCFFV3NCV · pith_short_16: QC5VCFFV3NCVCUZS · pith_short_8: QC5VCFFV

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/QC5VCFFV3NCVCUZSWR5SUCVONK \
  | 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: 80bb5114b5db45515332b47b2a0aae6aa6726739a3d5df9031dc880a45226517

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b38ef3618d4e2eb11e33a0f8ad1ff7ed5ba0d81f2afaf8db8d3443fefa3bfaec",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2023-11-16T06:45:49Z",
    "title_canon_sha256": "c2954891efc07f030214220791f1d8f21c50ba905f12fdea06354cd1a928f291"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.09611",
    "kind": "arxiv",
    "version": 1
  }
}