Pith Number

pith:BEKYCYB6

pith:2012:BEKYCYB6L5LO2RDPF6SINZTFQZ

not attested not anchored not stored refs pending

Semiclassical approximations for Hamiltonians with operator-valued symbols

Hans-Michael Stiepan, Stefan Teufel

arxiv:1201.4608 v3 · 2012-01-22 · math-ph · math.MP · 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{BEKYCYB6L5LO2RDPF6SINZTFQZ}

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	2026-05-18T03:12:22.653259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

091581603e5f56ed446f2fa486e6658672602d5b1e30a5f39972f6fb0802a7cf

Aliases

arxiv: 1201.4608 · arxiv_version: 1201.4608v3 · doi: 10.48550/arxiv.1201.4608 · pith_short_12: BEKYCYB6L5LO · pith_short_16: BEKYCYB6L5LO2RDP · pith_short_8: BEKYCYB6

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/BEKYCYB6L5LO2RDPF6SINZTFQZ \
  | 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: 091581603e5f56ed446f2fa486e6658672602d5b1e30a5f39972f6fb0802a7cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb2acbaeff10538812f02e961ef1b84ba5fa15bf0fcceed9da0548b559575cf6",
    "cross_cats_sorted": [
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-01-22T22:17:03Z",
    "title_canon_sha256": "09b9c5cd245e88a5cbba20bb0e30e4be5b49445bbe0e30c54537418fa86f0afb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4608",
    "kind": "arxiv",
    "version": 3
  }
}