Pith Number

pith:AEERCDQC

pith:2026:AEERCDQCJTZNRKWR6VIQBBP2RQ

not attested not anchored not stored refs pending

Static Effective Hamiltonians for Molecular Systems through RPA-based downfolding

Arno F\"orster, Erik Verzijl

arxiv:2606.07287 v1 · 2026-06-05 · 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{AEERCDQCJTZNRKWR6VIQBBP2RQ}

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	2026-06-08T01:05:17.519946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0109110e024cf2d8aad1f5510085fa8c11aa8c7db45e413518b52fa4e903b960

Aliases

arxiv: 2606.07287 · arxiv_version: 2606.07287v1 · doi: 10.48550/arxiv.2606.07287 · pith_short_12: AEERCDQCJTZN · pith_short_16: AEERCDQCJTZNRKWR · pith_short_8: AEERCDQC

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/AEERCDQCJTZNRKWR6VIQBBP2RQ \
  | 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: 0109110e024cf2d8aad1f5510085fa8c11aa8c7db45e413518b52fa4e903b960

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b45ae7b64e8ce2034af93a2295629ebbe1e27f0d25dabf09e9a39f29b777e87",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2026-06-05T13:58:53Z",
    "title_canon_sha256": "147612cf9dacc69dc436c15d78efeea2db3353b54e2da39f1532e4a2720d9fcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07287",
    "kind": "arxiv",
    "version": 1
  }
}