Pith Number

pith:XYFDDSHS

pith:2017:XYFDDSHSVRTQ2NJVKFGYTLMWU7

not attested not anchored not stored refs pending

Horizon Quantum Mechanics of Rotating Black Holes

Andrea Giugno, Andrea Giusti, Octavian Micu, Roberto Casadio

arxiv:1701.05778 v2 · 2017-01-20 · gr-qc · hep-th · 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{XYFDDSHSVRTQ2NJVKFGYTLMWU7}

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	2026-05-18T00:41:37.434923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be0a31c8f2ac670d3535514d89ad96a7cac7a0eeb14e3dd97215de209bffa417

Aliases

arxiv: 1701.05778 · arxiv_version: 1701.05778v2 · doi: 10.48550/arxiv.1701.05778 · pith_short_12: XYFDDSHSVRTQ · pith_short_16: XYFDDSHSVRTQ2NJV · pith_short_8: XYFDDSHS

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/XYFDDSHSVRTQ2NJVKFGYTLMWU7 \
  | 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: be0a31c8f2ac670d3535514d89ad96a7cac7a0eeb14e3dd97215de209bffa417

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7869b32dc90ebfda3677372d6361863c1fdd8528a0174e0f5bc1fef99db4a58d",
    "cross_cats_sorted": [
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-01-20T12:45:39Z",
    "title_canon_sha256": "02151e03452aabcd2b72cd365a83b5f7e57d3e1238e123c4dab6f8088f9bdbfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05778",
    "kind": "arxiv",
    "version": 2
  }
}