Pith Number

pith:BBKIO2WU

pith:2020:BBKIO2WUOVEUJAY5ZZN7PWYVJC

not attested not anchored not stored refs pending

Quantifying the difference between many-body quantum states

Davide Girolami, Fabio Anz\`a

arxiv:2012.05619 v5 · 2020-12-10 · quant-ph · cond-mat.stat-mech · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BBKIO2WUOVEUJAY5ZZN7PWYVJC}

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	2026-07-05T02:45:35.112855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0854876ad4754944831dce5bf7db15489bdf423565670d4fb1733ec80d860b8f

Aliases

arxiv: 2012.05619 · arxiv_version: 2012.05619v5 · doi: 10.48550/arxiv.2012.05619 · pith_short_12: BBKIO2WUOVEU · pith_short_16: BBKIO2WUOVEUJAY5 · pith_short_8: BBKIO2WU

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/BBKIO2WUOVEUJAY5ZZN7PWYVJC \
  | 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: 0854876ad4754944831dce5bf7db15489bdf423565670d4fb1733ec80d860b8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f806b32503b099f2c7a10d88d9357f3c4e180f8f64dff0c387236e0431cb7635",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-12-10T12:10:09Z",
    "title_canon_sha256": "9a72e011efa87f97373560112b5495f4a51b109f3521f2e16082002fce5fae2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.05619",
    "kind": "arxiv",
    "version": 5
  }
}