Pith Number

pith:CXZF4KF4

pith:2018:CXZF4KF4Y6LRJL2JXK4DO4XKWK

not attested not anchored not stored refs pending

Tunnelling processes for Hadamard states through a 2+1 dimensional black hole and Hawking radiation

Claudio Dappiaggi, Francesco Bussola

arxiv:1806.00427 v1 · 2018-06-01 · 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{CXZF4KF4Y6LRJL2JXK4DO4XKWK}

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	2026-05-17T23:45:38.276235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15f25e28bcc79714af49bab83772eab2be64f7c7e75689d1ceabd4d6dae41e77

Aliases

arxiv: 1806.00427 · arxiv_version: 1806.00427v1 · doi: 10.48550/arxiv.1806.00427 · pith_short_12: CXZF4KF4Y6LR · pith_short_16: CXZF4KF4Y6LRJL2J · pith_short_8: CXZF4KF4

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/CXZF4KF4Y6LRJL2JXK4DO4XKWK \
  | 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: 15f25e28bcc79714af49bab83772eab2be64f7c7e75689d1ceabd4d6dae41e77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05d29393cb76928f4a5fd1b9931b173c897e6e8660472b60c6241531dff6728e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-06-01T16:33:01Z",
    "title_canon_sha256": "b827e6ea3555d0c446181c1e6077f6f0b295c09ec531b170870abc9e3220c904"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00427",
    "kind": "arxiv",
    "version": 1
  }
}