Pith Number

pith:7FCPIEGQ

pith:2007:7FCPIEGQMEF3JK56RMXDMUVZ2O

not attested not anchored not stored refs pending

Two-dimensional Schr\"odinger Hamiltonians with Effective Mass in SUSY Approach

D. N. Nishnianidze, F. Cannata, M. V. Ioffe

arxiv:0712.4262 v1 · 2007-12-27 · hep-th · 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{7FCPIEGQMEF3JK56RMXDMUVZ2O}

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	2026-05-18T02:35:23.893736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f944f410d0610bb4abbe8b2e3652b9d3acc38d644d6044e3d96c06503e522a2f

Aliases

arxiv: 0712.4262 · arxiv_version: 0712.4262v1 · doi: 10.48550/arxiv.0712.4262 · pith_short_12: 7FCPIEGQMEF3 · pith_short_16: 7FCPIEGQMEF3JK56 · pith_short_8: 7FCPIEGQ

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/7FCPIEGQMEF3JK56RMXDMUVZ2O \
  | 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: f944f410d0610bb4abbe8b2e3652b9d3acc38d644d6044e3d96c06503e522a2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e072dbc46de1c5b2e96b215f4ab9adb29b56431f49f241eab05cdf725b2ca0c",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2007-12-27T18:13:49Z",
    "title_canon_sha256": "75c6c27c45c7958a61eeb76b38b4fd039f3b6895e526d5ab9da4f409be014a96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.4262",
    "kind": "arxiv",
    "version": 1
  }
}