Pith Number

pith:XPTOWR2U

pith:2026:XPTOWR2UZMOI35PRJIVA32CK36

not attested not anchored not stored refs pending

Revisiting recursive methods for Dyson and Keldysh in NEGF: Part I

Alessandro Pecchia, Edoardo Di Napoli, Gustavo Ramirez-Hidalgo

arxiv:2605.19910 v1 · 2026-05-19 · math.NA · cs.CE · 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{XPTOWR2UZMOI35PRJIVA32CK36}

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	2026-05-20T02:05:54.918421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbe6eb4754cb1c8df5f14a2a0de84adfbbd8eabfb228c3f6c7bc0f70d076a732

Aliases

arxiv: 2605.19910 · arxiv_version: 2605.19910v1 · doi: 10.48550/arxiv.2605.19910 · pith_short_12: XPTOWR2UZMOI · pith_short_16: XPTOWR2UZMOI35PR · pith_short_8: XPTOWR2U

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/XPTOWR2UZMOI35PRJIVA32CK36 \
  | 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: bbe6eb4754cb1c8df5f14a2a0de84adfbbd8eabfb228c3f6c7bc0f70d076a732

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d42457634c2e84021896c22c4d5d376b1d7d4f3360ef7be8b2a41f4023528cd",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-05-19T14:38:14Z",
    "title_canon_sha256": "e178219025ed496a4afe7644603baa2a23211b4d792b0bcab7a63618282f3c70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19910",
    "kind": "arxiv",
    "version": 1
  }
}