Pith Number

pith:UXPPJL6D

pith:2011:UXPPJL6DYFRPCPXFJ3PK6NIHR6

not attested not anchored not stored refs pending

Spin and pseudospin symmetry along with orbital dependency of the Dirac-Hulthen problem

C\"uneyt Berkdemir, Ramazan Sever, Sameer Ikhdair

arxiv:1110.1225 v1 · 2011-10-06 · 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{UXPPJL6DYFRPCPXFJ3PK6NIHR6}

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	2026-05-18T04:11:32.499134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5def4afc3c162f13ee54edeaf35078f8fccbadd84571aa37bc5d6c1af8f95e5

Aliases

arxiv: 1110.1225 · arxiv_version: 1110.1225v1 · doi: 10.48550/arxiv.1110.1225 · pith_short_12: UXPPJL6DYFRP · pith_short_16: UXPPJL6DYFRPCPXF · pith_short_8: UXPPJL6D

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/UXPPJL6DYFRPCPXFJ3PK6NIHR6 \
  | 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: a5def4afc3c162f13ee54edeaf35078f8fccbadd84571aa37bc5d6c1af8f95e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "066321179b648a63648b009a5505a70963606a9de84001ab987f47a496d4e7c3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-10-06T11:08:45Z",
    "title_canon_sha256": "2de2c188c6f2c52802e783202ae2c5dff83d54ffa5ea9dfe022dade0a48b7056"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1225",
    "kind": "arxiv",
    "version": 1
  }
}