Pith Number

pith:E3GJ5WRC

pith:2021:E3GJ5WRCKZL3VVGHGU3D64ELHM

not attested not anchored not stored refs pending

Coupled cluster Green's function-Past, Present, and Future

Bo Peng, Karol Kowalski, Nicholas P. Bauman, Sahil Gulania

arxiv:2107.04968 v2 · 2021-07-11 · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E3GJ5WRCKZL3VVGHGU3D64ELHM}

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	2026-07-05T03:27:03.705337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26cc9eda225657bad4c735363f708b3b03a443cd50a8442e9e5a9a9b030b9738

Aliases

arxiv: 2107.04968 · arxiv_version: 2107.04968v2 · doi: 10.48550/arxiv.2107.04968 · pith_short_12: E3GJ5WRCKZL3 · pith_short_16: E3GJ5WRCKZL3VVGH · pith_short_8: E3GJ5WRC

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/E3GJ5WRCKZL3VVGHGU3D64ELHM \
  | 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: 26cc9eda225657bad4c735363f708b3b03a443cd50a8442e9e5a9a9b030b9738

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9735c0dea3946eeeec6336252b3162a44be40db1df38f48adfa1e2226c6dd5e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2021-07-11T05:15:59Z",
    "title_canon_sha256": "9ec8cf561120309b4c3ee6117fe97f7e7d1438d08e6b7ba13ae588e950c2bc6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.04968",
    "kind": "arxiv",
    "version": 2
  }
}