Pith Number

pith:5QZ5QRIF

pith:2014:5QZ5QRIFTEVOSJRMJSYGNAGFLW

not attested not anchored not stored refs pending

On an approximation to the Schr\"odinger equation with the Hellmann potential

Francisco M. Fern\'andez, Paolo Amore

arxiv:1411.4871 v1 · 2014-11-17 · 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{5QZ5QRIFTEVOSJRMJSYGNAGFLW}

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	2026-05-18T02:34:51.075114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec33d84505992ae9262c4cb06680c55d98ebb8f61e1e60bcdeb428cd31cfc459

Aliases

arxiv: 1411.4871 · arxiv_version: 1411.4871v1 · doi: 10.48550/arxiv.1411.4871 · pith_short_12: 5QZ5QRIFTEVO · pith_short_16: 5QZ5QRIFTEVOSJRM · pith_short_8: 5QZ5QRIF

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/5QZ5QRIFTEVOSJRMJSYGNAGFLW \
  | 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: ec33d84505992ae9262c4cb06680c55d98ebb8f61e1e60bcdeb428cd31cfc459

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57d42af0f4e0bf49fb27657406156f68406887a46b8f0c28eb9b96c189ea701d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-11-17T19:14:31Z",
    "title_canon_sha256": "0906d9a6c3e2e5c68bb1d255e55cd243c7f31e7329c98c9701a4fc86827fa281"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4871",
    "kind": "arxiv",
    "version": 1
  }
}