Pith Number

pith:Y4ACMFCU

pith:2025:Y4ACMFCUO4YSYW4KDC2RDPVAAU

not attested not anchored not stored refs pending

Quantifying Decoherence

Mohd Shoaib Qureshi, Tabish Qureshi

arxiv:2512.19617 v4 · 2025-12-22 · 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{Y4ACMFCUO4YSYW4KDC2RDPVAAU}

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	2026-06-04T01:08:38.503328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c70026145477312c5b8a18b511bea0051a2a7e1c46d940f562ef21a875805b07

Aliases

arxiv: 2512.19617 · arxiv_version: 2512.19617v4 · doi: 10.48550/arxiv.2512.19617 · pith_short_12: Y4ACMFCUO4YS · pith_short_16: Y4ACMFCUO4YSYW4K · pith_short_8: Y4ACMFCU

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/Y4ACMFCUO4YSYW4KDC2RDPVAAU \
  | 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: c70026145477312c5b8a18b511bea0051a2a7e1c46d940f562ef21a875805b07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e030b02b56256f93890b533ace4b382b5402ac0ed52e7816e7773c3f40777c33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-12-22T17:52:08Z",
    "title_canon_sha256": "ac68ad7accd8d322bbd5c4c44d0410298f0927d63dd2993714ca3ca6c6b41ede"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.19617",
    "kind": "arxiv",
    "version": 4
  }
}