Pith Number

pith:F4CWSZHI

pith:2018:F4CWSZHIG3MDEGWKBLVEO6QRFR

not attested not anchored not stored refs pending

Exterior calculus and fermionic quantum computation

A. Vourdas

arxiv:1810.04430 v1 · 2018-10-10 · quant-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{F4CWSZHIG3MDEGWKBLVEO6QRFR}

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	2026-05-18T00:00:47.414446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f056964e836d8321aca0aea477a112c773bf9c30420d22837c77480ff5102aa

Aliases

arxiv: 1810.04430 · arxiv_version: 1810.04430v1 · doi: 10.48550/arxiv.1810.04430 · pith_short_12: F4CWSZHIG3MD · pith_short_16: F4CWSZHIG3MDEGWK · pith_short_8: F4CWSZHI

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/F4CWSZHIG3MDEGWKBLVEO6QRFR \
  | 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: 2f056964e836d8321aca0aea477a112c773bf9c30420d22837c77480ff5102aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daac15b6153ddf0ca4940a1ebf31adb816444a77ec5d35e45301b553357737b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-10T09:19:05Z",
    "title_canon_sha256": "9f3c556b785e7484c342718093fa9d999a2b87bc7f1e73bf828f42a782fadb7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04430",
    "kind": "arxiv",
    "version": 1
  }
}