Pith Number

pith:FEUP63DF

pith:2017:FEUP63DFVJ6FSGN4FY75CB74RO

not attested not anchored not stored refs pending

Dynamics of entanglement entropy of interacting fermions in a 1D driven harmonic trap

J. E. Drut, J. R. McKenney, W. J. Porter

arxiv:1709.09981 v1 · 2017-09-26 · cond-mat.quant-gas · cond-mat.stat-mech · hep-lat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FEUP63DFVJ6FSGN4FY75CB74RO}

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	2026-05-18T00:18:19.240682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2928ff6c65aa7c5919bc2e3fd107fc8b9266266c7bd95d9574a52b474db174fb

Aliases

arxiv: 1709.09981 · arxiv_version: 1709.09981v1 · doi: 10.48550/arxiv.1709.09981 · pith_short_12: FEUP63DFVJ6F · pith_short_16: FEUP63DFVJ6FSGN4 · pith_short_8: FEUP63DF

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/FEUP63DFVJ6FSGN4FY75CB74RO \
  | 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: 2928ff6c65aa7c5919bc2e3fd107fc8b9266266c7bd95d9574a52b474db174fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1514c810ff501a58df4776f5ef98e3b65865fc661038e0671821935b14d43093",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "hep-lat"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2017-09-26T18:30:01Z",
    "title_canon_sha256": "793413caf5cf631adcab8ea9ec402c17df921f0844e28dff1cfe0ffd439c8a60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09981",
    "kind": "arxiv",
    "version": 1
  }
}