Pith Number

pith:SNATMIA5

pith:2018:SNATMIA5CKGN7CNJ32LOMWM5GF

not attested not anchored not stored refs pending

Symplectic integration and physical interpretation of time-dependent coupled-cluster theory

Simen Kvaal, Thomas Bondo Pedersen

arxiv:1812.04393 v2 · 2018-12-11 · 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{SNATMIA5CKGN7CNJ32LOMWM5GF}

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	2026-05-17T23:48:39.727514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

934136201d128cdf89a9de96e6599d316807926bf77907c9d8453adfd1034609

Aliases

arxiv: 1812.04393 · arxiv_version: 1812.04393v2 · doi: 10.48550/arxiv.1812.04393 · pith_short_12: SNATMIA5CKGN · pith_short_16: SNATMIA5CKGN7CNJ · pith_short_8: SNATMIA5

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/SNATMIA5CKGN7CNJ32LOMWM5GF \
  | 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: 934136201d128cdf89a9de96e6599d316807926bf77907c9d8453adfd1034609

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e58404423e3959499379293d9d315a0152326e6df2b5f1652b874cbe75a6622",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-12-11T13:44:46Z",
    "title_canon_sha256": "33b10fa4bdf0f4aed9aee03ceb4495eaf01acc8093e2f1593e928b782ea7ed90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04393",
    "kind": "arxiv",
    "version": 2
  }
}