Pith Number

pith:DAHOC7YK

pith:2021:DAHOC7YKVQHS3NJXOH5BYROOQH

not attested not anchored not stored refs pending

Global Daily CO$_2$ emissions for the year 2020

Biqing Zhu, Bo Zheng, Chaopeng Hong, Corinne Le Quere, Crippa Monica, Daniel M. Kammen, Glen Peters, Greet Janssens-Maenhout, Haiwang Zhong, Hans Joachim Schellnhuber, Jianguang Tan, Katsumasa Tanaka, Olivier Boucher, Pep Canadel, Philippe Ciais, Pierre Friedlingstein, Pierre Gentine, Piyu Ke, Robbie Andrew, Robert B. Jackson, Rui Guo, Simon Ben Arous, Steven J. Davis, Taochun Sun, Xinyu Dou, Yilong Wang, Zhu Deng, Zhu Liu

arxiv:2103.02526 v1 · 2021-03-03 · physics.ao-ph · econ.GN · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DAHOC7YKVQHS3NJXOH5BYROOQH}

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	2026-07-05T04:41:09.404183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

180ee17f0aac0f2db53771fa1c45ce81f61a61bf1ed34feb7257e5542a0c0b23

Aliases

arxiv: 2103.02526 · arxiv_version: 2103.02526v1 · doi: 10.48550/arxiv.2103.02526 · pith_short_12: DAHOC7YKVQHS · pith_short_16: DAHOC7YKVQHS3NJX · pith_short_8: DAHOC7YK

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/DAHOC7YKVQHS3NJXOH5BYROOQH \
  | 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: 180ee17f0aac0f2db53771fa1c45ce81f61a61bf1ed34feb7257e5542a0c0b23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b117d6da46d478fb8cfafd742b50e1539ad3aef9dac2ddfb58445d16df52427",
    "cross_cats_sorted": [
      "econ.GN",
      "q-fin.EC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2021-03-03T16:58:44Z",
    "title_canon_sha256": "33836bf510451f197ea1743c0f93d486060fc309943b3b0ad2b65dd4e03e30bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.02526",
    "kind": "arxiv",
    "version": 1
  }
}