Pith Number

pith:T7CK6P7T

pith:2016:T7CK6P7TI4RPF4UOVOGAQ6EDEU

not attested not anchored not stored refs pending

Entanglement negativity bounds for fermionic Gaussian states

J. Eisert, V. Eisler, Z. Zimbor\'as

arxiv:1611.08007 v1 · 2016-11-23 · quant-ph · cond-mat.other

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T7CK6P7TI4RPF4UOVOGAQ6EDEU}

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	2026-05-18T00:17:44.269464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fc4af3ff34722f2f28eab8c0878832535756ae77ee33b70f5d4e7053fa3c479

Aliases

arxiv: 1611.08007 · arxiv_version: 1611.08007v1 · doi: 10.48550/arxiv.1611.08007 · pith_short_12: T7CK6P7TI4RP · pith_short_16: T7CK6P7TI4RPF4UO · pith_short_8: T7CK6P7T

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/T7CK6P7TI4RPF4UOVOGAQ6EDEU \
  | 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: 9fc4af3ff34722f2f28eab8c0878832535756ae77ee33b70f5d4e7053fa3c479

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f43f3ce1aed61109d628e736ba0fc0a63a76e494918049fc4ce7e1a5a81858a8",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-11-23T21:26:49Z",
    "title_canon_sha256": "20e089ad37d9fc3327e8afad54a23bc9de567d561fd04b709a47ab255371e04e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.08007",
    "kind": "arxiv",
    "version": 1
  }
}