Pith Number

pith:HR3HASXM

pith:2025:HR3HASXMAQ2KQAQ4F4ALB7QSV4

not attested not anchored not stored refs pending

Effective density matrix for vacua in asymptotically flat gravity

Kathryn M. Zurek, Prahar Mitra, Temple He

arxiv:2509.13401 v2 · 2025-09-16 · hep-th · gr-qc · 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{HR3HASXMAQ2KQAQ4F4ALB7QSV4}

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.

Cited by

1 paper in Pith

From Asymptotically Flat Gravity to Finite Causal Diamonds

Receipt and verification

First computed	2026-05-26T01:02:27.757038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c76704aec0434a8021c2f00b0fe12af0e94582e2f35a14be25f8b335b232215

Aliases

arxiv: 2509.13401 · arxiv_version: 2509.13401v2 · doi: 10.48550/arxiv.2509.13401 · pith_short_12: HR3HASXMAQ2K · pith_short_16: HR3HASXMAQ2KQAQ4 · pith_short_8: HR3HASXM

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/HR3HASXMAQ2KQAQ4F4ALB7QSV4 \
  | 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: 3c76704aec0434a8021c2f00b0fe12af0e94582e2f35a14be25f8b335b232215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7536ba614811a294c7188e8a4948c9401d248f13e54d3d938cf0733a47fd389",
    "cross_cats_sorted": [
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2025-09-16T18:00:00Z",
    "title_canon_sha256": "c0c3f5511d6b55e8f70686d7f0d6ed51ecaabda06cb0083db9b9a69d4f26fc99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.13401",
    "kind": "arxiv",
    "version": 2
  }
}