Pith Number

pith:O7IQRC6A

pith:2020:O7IQRC6AFKQKAIAY66HKGJJDVA

not attested not anchored not stored refs pending

Entanglement Negativity at Measurement-Induced Criticality

Matthew P. A. Fisher, Shengqi Sang, Tianci Zhou, Timothy H. Hsieh, Xiao Chen, Yaodong Li

arxiv:2012.00031 v1 · 2020-11-30 · cond-mat.stat-mech · cond-mat.dis-nn · cond-mat.str-el · 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{O7IQRC6AFKQKAIAY66HKGJJDVA}

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	2026-07-05T03:01:12.053182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77d1088bc02aa0a02018f78ea32523a831c7a5f58090dd5bf19bcea95ddb0994

Aliases

arxiv: 2012.00031 · arxiv_version: 2012.00031v1 · doi: 10.48550/arxiv.2012.00031 · pith_short_12: O7IQRC6AFKQK · pith_short_16: O7IQRC6AFKQKAIAY · pith_short_8: O7IQRC6A

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/O7IQRC6AFKQKAIAY66HKGJJDVA \
  | 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: 77d1088bc02aa0a02018f78ea32523a831c7a5f58090dd5bf19bcea95ddb0994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "715bf7da946acbaafda875dbaf57512fe135bb3c8467df91a7f4565b0183fc6b",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.str-el",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2020-11-30T19:00:09Z",
    "title_canon_sha256": "2b2b665b45f88f9c08ca8845b516106dab1e2aece37c24afbf579eb4b6882c36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.00031",
    "kind": "arxiv",
    "version": 1
  }
}