Pith Number

pith:XTIXOBOZ

pith:2021:XTIXOBOZDPW2TJWJ4X756KVSVV

not attested not anchored not stored refs pending

Revisiting the variational two-particle reduced density matrix for nuclear systems

F. R.Xu, J. G. Li, N. Michel, W. Zuo

arxiv:2106.04103 v1 · 2021-06-08 · nucl-th · physics.atom-ph · 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{XTIXOBOZDPW2TJWJ4X756KVSVV}

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	2026-07-05T02:55:49.863685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcd17705d91beda9a6c9e5ffdf2ab2ad49b1dfc0fa0d67812b6c3339f299a4b3

Aliases

arxiv: 2106.04103 · arxiv_version: 2106.04103v1 · doi: 10.48550/arxiv.2106.04103 · pith_short_12: XTIXOBOZDPW2 · pith_short_16: XTIXOBOZDPW2TJWJ · pith_short_8: XTIXOBOZ

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/XTIXOBOZDPW2TJWJ4X756KVSVV \
  | 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: bcd17705d91beda9a6c9e5ffdf2ab2ad49b1dfc0fa0d67812b6c3339f299a4b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b04dc990dd5d1defac8bff326e083d4d5972241e9c9537e61594098d82186ed",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2021-06-08T05:06:30Z",
    "title_canon_sha256": "87a930bf245ec793ba623f71f83a34b56382ffd8841c832cc6ff5b921268a674"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.04103",
    "kind": "arxiv",
    "version": 1
  }
}