Pith Number

pith:JYFYVY7T

pith:2013:JYFYVY7TLDRFYAKG4R5J6LHHBU

not attested not anchored not stored refs pending

Calculation of the spiked harmonic oscillators through a generalized pseudospectral method

Amlan K. Roy

arxiv:1307.1263 v1 · 2013-07-04 · 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{JYFYVY7TLDRFYAKG4R5J6LHHBU}

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	2026-05-18T01:48:59.790921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e0b8ae3f358e25c0146e47a9f2ce70d1cb3e03e6e5cdc566486b3500a99b152

Aliases

arxiv: 1307.1263 · arxiv_version: 1307.1263v1 · doi: 10.48550/arxiv.1307.1263 · pith_short_12: JYFYVY7TLDRF · pith_short_16: JYFYVY7TLDRFYAKG · pith_short_8: JYFYVY7T

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/JYFYVY7TLDRFYAKG4R5J6LHHBU \
  | 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: 4e0b8ae3f358e25c0146e47a9f2ce70d1cb3e03e6e5cdc566486b3500a99b152

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e81fccc71a513602047efa93c45206418edc4f4d1ebafa7e3f4d980a8d96874d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-07-04T10:31:03Z",
    "title_canon_sha256": "419b58dbae403adf0332e90d02970220ccb3fa08f03eed459ad06684fdc7a933"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1263",
    "kind": "arxiv",
    "version": 1
  }
}