Pith Number

pith:EEVVIFIU

pith:2012:EEVVIFIUDWA2BDCXQ4XXG2VG3J

not attested not anchored not stored refs pending

Unruh-DeWitt detector on the BTZ black hole

Jorma Louko, Lee Hodgkinson

arxiv:1208.3165 v1 · 2012-08-15 · 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{EEVVIFIUDWA2BDCXQ4XXG2VG3J}

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	2026-05-18T03:47:52.452255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

212b5415141d81a08c57872f736aa6da4a9662a815daca332080c8f0b65cf880

Aliases

arxiv: 1208.3165 · arxiv_version: 1208.3165v1 · doi: 10.48550/arxiv.1208.3165 · pith_short_12: EEVVIFIUDWA2 · pith_short_16: EEVVIFIUDWA2BDCX · pith_short_8: EEVVIFIU

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/EEVVIFIUDWA2BDCXQ4XXG2VG3J \
  | 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: 212b5415141d81a08c57872f736aa6da4a9662a815daca332080c8f0b65cf880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "034f616620960704f72437103b7d6f6cc7f7b2f0b34be5fcfc26c62f0917c7ad",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-08-15T17:37:13Z",
    "title_canon_sha256": "40d0e7a46735c899e004086c9a2a72cff6c96797ab85e784c9302699822455e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3165",
    "kind": "arxiv",
    "version": 1
  }
}