Pith Number

pith:ADP2DS5O

pith:2021:ADP2DS5O6IWNMSBHHR7JPYTWDE

not attested not anchored not stored refs pending

Confronting the Carbon-footprint Challenge of Blockchain

Hang Xiao, Klaus. S. Lackner, Thomas F. Stocker, Vitalik Buterin, Weifeng Liu, Xiaoyang Shi, Xi Chen

arxiv:2201.06929 v1 · 2021-12-31 · 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{ADP2DS5O6IWNMSBHHR7JPYTWDE}

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	2026-07-05T03:49:32.760066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00dfa1cbaef22cd648273c7e97e27619090baa4daf0dab128eb6da5e40baee06

Aliases

arxiv: 2201.06929 · arxiv_version: 2201.06929v1 · doi: 10.48550/arxiv.2201.06929 · pith_short_12: ADP2DS5O6IWN · pith_short_16: ADP2DS5O6IWNMSBH · pith_short_8: ADP2DS5O

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/ADP2DS5O6IWNMSBHHR7JPYTWDE \
  | 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: 00dfa1cbaef22cd648273c7e97e27619090baa4daf0dab128eb6da5e40baee06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8327c228ea038f59a302929c40577aa870c78e2a429b20d02a9a9dabb880acd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2021-12-31T22:10:09Z",
    "title_canon_sha256": "99db9b69fc1f41a126cef95b78e8ae69d8ccc6acc5aca9128cf9e14681b45365"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.06929",
    "kind": "arxiv",
    "version": 1
  }
}