Pith Number

pith:T3T7WWA2

pith:2014:T3T7WWA2MGGY7W5QGWEETHGR5K

not attested not anchored not stored refs pending

The accurate numerical solution of the Schr\"odinger equation with an explicitly time-dependent Hamiltonian

Marnix Van Daele, Veerle Ledoux

arxiv:1406.5875 v1 · 2014-06-23 · 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{T3T7WWA2MGGY7W5QGWEETHGR5K}

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	2026-05-18T02:49:10.568408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ee7fb581a618d8fdbb03588499cd1eab320a24de1d46df7c9ec5770916e5efc

Aliases

arxiv: 1406.5875 · arxiv_version: 1406.5875v1 · doi: 10.48550/arxiv.1406.5875 · pith_short_12: T3T7WWA2MGGY · pith_short_16: T3T7WWA2MGGY7W5Q · pith_short_8: T3T7WWA2

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/T3T7WWA2MGGY7W5QGWEETHGR5K \
  | 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: 9ee7fb581a618d8fdbb03588499cd1eab320a24de1d46df7c9ec5770916e5efc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6da895649115690d508736a124f1b042dd20034b223c84ff6cd60a7ef6cd624d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-06-23T11:48:25Z",
    "title_canon_sha256": "8497fb17f459079de1411859726dc00b2b3e24c2816e153351ee5d3fb14e5a91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5875",
    "kind": "arxiv",
    "version": 1
  }
}