Pith Number

pith:55EBJMJ4

pith:2018:55EBJMJ4VFJATRO7LCIPIW5LPA

not attested not anchored not stored refs pending

Absorbing Boundary Conditions for Time-dependent Schr\"{o}dinger equations: A Density-matrix Formulation

Xiantao Li

arxiv:1811.00579 v1 · 2018-11-01 · 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{55EBJMJ4VFJATRO7LCIPIW5LPA}

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	2026-05-17T23:47:20.064972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef4814b13ca95209c5df5890f45bab78048d3c15c620fdf45ad40a0a5650164f

Aliases

arxiv: 1811.00579 · arxiv_version: 1811.00579v1 · doi: 10.48550/arxiv.1811.00579 · pith_short_12: 55EBJMJ4VFJA · pith_short_16: 55EBJMJ4VFJATRO7 · pith_short_8: 55EBJMJ4

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/55EBJMJ4VFJATRO7LCIPIW5LPA \
  | 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: ef4814b13ca95209c5df5890f45bab78048d3c15c620fdf45ad40a0a5650164f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93aa43923a282c87e7dc55f1f54fc98cbbf881be5a6bde7ffd3797faf1376327",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-01T18:26:38Z",
    "title_canon_sha256": "ada73d5d06078bcbf2b9023a2442c76a68db280e8574a051f8b4c32ced08e84c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00579",
    "kind": "arxiv",
    "version": 1
  }
}