Pith Number

pith:DVS7BADC

pith:2011:DVS7BADCDFOWP6IAUITWFVUIT6

not attested not anchored not stored refs pending

Hyperbolic metamaterial interfaces: Hawking radiation from Rindler horizons and the "end of time"

Ehren Hwang, Evgenii Narimanov, Igor I. Smolyaninov

arxiv:1107.4053 v1 · 2011-07-20 · physics.optics · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DVS7BADCDFOWP6IAUITWFVUIT6}

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	2026-05-18T03:53:31.778117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d65f08062195d67f900a22762d6889fb732f44e122bc8f5961b12b0e7f8f17e

Aliases

arxiv: 1107.4053 · arxiv_version: 1107.4053v1 · doi: 10.48550/arxiv.1107.4053 · pith_short_12: DVS7BADCDFOW · pith_short_16: DVS7BADCDFOWP6IA · pith_short_8: DVS7BADC

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/DVS7BADCDFOWP6IAUITWFVUIT6 \
  | 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: 1d65f08062195d67f900a22762d6889fb732f44e122bc8f5961b12b0e7f8f17e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d88da35757e10cd159810e92f31640990605862a4b680d50ee6d370dad07c211",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-07-20T18:10:59Z",
    "title_canon_sha256": "3c5523661b108daee2a2c024537bbe7faba2b10547108c6bad0a45b55dc98d75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4053",
    "kind": "arxiv",
    "version": 1
  }
}