Pith Number

pith:ROPJYWBP

pith:2018:ROPJYWBPU5CA2MOC734VABBR52

not attested not anchored not stored refs pending

Entanglement entropy and mutual information across the Mott transition in the two-dimensional Hubbard model

A.-M. S. Tremblay, C. Walsh, D. Poulin, G. Sordi, P. S\'emon

arxiv:1807.10408 v1 · 2018-07-27 · cond-mat.str-el · cond-mat.quant-gas · 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{ROPJYWBPU5CA2MOC734VABBR52}

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	2026-05-17T23:53:29.693050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b9e9c582fa7440d31c2fef9500431ee985eda3dc93efead862663f69699c54a

Aliases

arxiv: 1807.10408 · arxiv_version: 1807.10408v1 · doi: 10.48550/arxiv.1807.10408 · pith_short_12: ROPJYWBPU5CA · pith_short_16: ROPJYWBPU5CA2MOC · pith_short_8: ROPJYWBP

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/ROPJYWBPU5CA2MOC734VABBR52 \
  | 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: 8b9e9c582fa7440d31c2fef9500431ee985eda3dc93efead862663f69699c54a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf7ce6607711d5e69d9a256fbcd3b901594e310188efff1cd7e069fe7ea773ed",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2018-07-27T01:33:43Z",
    "title_canon_sha256": "9aaf05acc51f6404a1a7bf273ac9afc252e364dcf71e446c08c2dc041eab06e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10408",
    "kind": "arxiv",
    "version": 1
  }
}