Pith Number

pith:OSVGWLIG

pith:2009:OSVGWLIGS6AAZHFDXIEVXROFZM

not attested not anchored not stored refs pending

Big consequences of small changes (Non-locality and non-linearity of Hartree-Fock equations)

2) ((1) Hebrew University, (2)Ioffe Physico-Technical Institute, Israel, Jerusalem, M. Ya. Amusia (1, Russia), St. Petersburg

arxiv:0904.4260 v1 · 2009-04-27 · quant-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{OSVGWLIGS6AAZHFDXIEVXROFZM}

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	2026-05-18T01:29:12.337033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74aa6b2d0697800c9ca3ba095bc5c5cb2548800981175b54003ee7bf9d77cb86

Aliases

arxiv: 0904.4260 · arxiv_version: 0904.4260v1 · doi: 10.48550/arxiv.0904.4260 · pith_short_12: OSVGWLIGS6AA · pith_short_16: OSVGWLIGS6AAZHFD · pith_short_8: OSVGWLIG

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/OSVGWLIGS6AAZHFDXIEVXROFZM \
  | 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: 74aa6b2d0697800c9ca3ba095bc5c5cb2548800981175b54003ee7bf9d77cb86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fa97daccfb94515d14c801442773586efe7cec697fb86a502266576d8c5bb91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-04-27T20:18:34Z",
    "title_canon_sha256": "6fb76ce71790df5d6f41947aec8ad4647b8b0880424464fa4c45908c4f2d772b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4260",
    "kind": "arxiv",
    "version": 1
  }
}