Pith Number

pith:IU66T235

pith:2018:IU66T235UYL6TRK7GYISFVDLTJ

not attested not anchored not stored refs pending

Horizon Quantum Mechanics for spheroidal sources

A. Giusti, R. Casadio, R. Rahim

arxiv:1801.05621 v2 · 2018-01-17 · gr-qc · 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{IU66T235UYL6TRK7GYISFVDLTJ}

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	2026-05-18T00:13:28.382987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

453de9eb7da617e9c55f361122d46b9a471e1575dc325508080b105beb935125

Aliases

arxiv: 1801.05621 · arxiv_version: 1801.05621v2 · doi: 10.48550/arxiv.1801.05621 · pith_short_12: IU66T235UYL6 · pith_short_16: IU66T235UYL6TRK7 · pith_short_8: IU66T235

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/IU66T235UYL6TRK7GYISFVDLTJ \
  | 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: 453de9eb7da617e9c55f361122d46b9a471e1575dc325508080b105beb935125

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1459027cd5cfdebc3f9143da68f137c6f70d6ea726071ab6d9c0897689bff52c",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-17T11:12:30Z",
    "title_canon_sha256": "d9036badb443dec18559a5de9f2f11df4ce3c99bfe1776fe54f3ab4a86ab57fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05621",
    "kind": "arxiv",
    "version": 2
  }
}