Pith Number

pith:J75MCCPC

pith:2011:J75MCCPCLA43QAGUC53UHTL2UE

not attested not anchored not stored refs pending

Numerical treatment of interfaces in Quantum Mechanics

Oscar A. Reula

arxiv:1103.5448 v1 · 2011-03-28 · quant-ph · cs.NA · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J75MCCPCLA43QAGUC53UHTL2UE}

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	2026-05-18T04:25:38.040518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ffac109e25839b800d4177743cd7aa11b8d5407a21b692d1895c59852d00446

Aliases

arxiv: 1103.5448 · arxiv_version: 1103.5448v1 · doi: 10.48550/arxiv.1103.5448 · pith_short_12: J75MCCPCLA43 · pith_short_16: J75MCCPCLA43QAGU · pith_short_8: J75MCCPC

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/J75MCCPCLA43QAGUC53UHTL2UE \
  | 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: 4ffac109e25839b800d4177743cd7aa11b8d5407a21b692d1895c59852d00446

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9bd2a7e14f0896ab58d34f47f13b563571907669a2e7e6c40f70b9d52372b2d",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-03-28T19:22:13Z",
    "title_canon_sha256": "5f5ef418bd0f03d0766508c8404f15fcc82ed40edad4dcdedeeba2f21b821bff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5448",
    "kind": "arxiv",
    "version": 1
  }
}