Pith Number

pith:QCOG2O7J

pith:2017:QCOG2O7JJSY6VPLQL7HIMVBKP2

not attested not anchored not stored refs pending

Horizon Quantum mechanics: spherically symmetric and rotating sources

Andrea Giugno, Andrea Giusti, Octavian Micu, Roberto Casadio

arxiv:1712.02376 v1 · 2017-12-06 · 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{QCOG2O7JJSY6VPLQL7HIMVBKP2}

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	2026-05-18T00:16:29.980279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

809c6d3be94cb1eabd705fce86542a7e81fd6f6e665d787bfc0d7dfb1393122d

Aliases

arxiv: 1712.02376 · arxiv_version: 1712.02376v1 · doi: 10.48550/arxiv.1712.02376 · pith_short_12: QCOG2O7JJSY6 · pith_short_16: QCOG2O7JJSY6VPLQ · pith_short_8: QCOG2O7J

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/QCOG2O7JJSY6VPLQL7HIMVBKP2 \
  | 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: 809c6d3be94cb1eabd705fce86542a7e81fd6f6e665d787bfc0d7dfb1393122d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b37f050416170387d171b6f93eeba1316c11634626d658de2ef822998f64e58",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-12-06T19:11:52Z",
    "title_canon_sha256": "2b65c188874b559c83e1c05b8e04122a5b14c189f50aefb9d429ed6cf25bf010"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02376",
    "kind": "arxiv",
    "version": 1
  }
}