Pith Number

pith:KL2Z25PN

pith:2019:KL2Z25PN3ZMHAPMRHR3GIRIOIN

not attested not anchored not stored refs pending

Absorbing boundary conditions for the time-dependent Schr\"odinger-type equations in $\mathbb R^3$

Xiaojie Wu, Xiaotao Li

arxiv:1908.02456 v2 · 2019-08-07 · math.NA · cs.NA · physics.comp-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{KL2Z25PN3ZMHAPMRHR3GIRIOIN}

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	2026-07-05T00:33:14.890131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52f59d75edde58703d913c7664450e435bcc939d817d07fcd3c3f2d353a6eb8e

Aliases

arxiv: 1908.02456 · arxiv_version: 1908.02456v2 · doi: 10.48550/arxiv.1908.02456 · pith_short_12: KL2Z25PN3ZMH · pith_short_16: KL2Z25PN3ZMHAPMR · pith_short_8: KL2Z25PN

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/KL2Z25PN3ZMHAPMRHR3GIRIOIN \
  | 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: 52f59d75edde58703d913c7664450e435bcc939d817d07fcd3c3f2d353a6eb8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e61a1873b41daa6559d3f4cb4205a55d323e1fbcaf64760fb3f54400a3647fee",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-08-07T06:39:01Z",
    "title_canon_sha256": "8699b32065891a591e3b56e67da687cd1b2519f6c8cb0b067b3decb1ecd041ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02456",
    "kind": "arxiv",
    "version": 2
  }
}