Pith Number

pith:RCMPK2FD

pith:1994:RCMPK2FDDOX6WZPUEWIEH6B2IE

not attested not anchored not stored refs pending

Dumb Holes and the Effects of High Frequencies on Black Hole Evaporation

W. G. Unruh (Univ. of BC)

arxiv:gr-qc/9409008 v2 · 1994-09-06 · 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{RCMPK2FDDOX6WZPUEWIEH6B2IE}

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.

Cited by

5 papers in Pith

Scattered wave functions and worldline instantons for particle production in curved spacetime

Laboratory rivers extremize friction and are cosmological analogues

UV Effects and Short-Lived Hawking Radiation: Alternative Resolution of Information Paradox

Hawking radiation with dispersion: reconciling the Bogoliubov and tunneling approaches

Exponentially Long Evaporation of Noncommutative Black Hole

Receipt and verification

First computed	2026-07-04T15:56:55.535649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8898f568a31bafeb65f4259043f83a4112f9172f000cfb01ae3d9d7a4a2a498b

Aliases

arxiv: gr-qc/9409008 · arxiv_version: gr-qc/9409008v2 · doi: 10.48550/arxiv.gr-qc/9409008 · pith_short_12: RCMPK2FDDOX6 · pith_short_16: RCMPK2FDDOX6WZPU · pith_short_8: RCMPK2FD

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/RCMPK2FDDOX6WZPUEWIEH6B2IE \
  | 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: 8898f568a31bafeb65f4259043f83a4112f9172f000cfb01ae3d9d7a4a2a498b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58aea50994661c818538034cf9afd4101a6b0964a0fdca91f04feb4cff4c637e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-09-06T01:32:00Z",
    "title_canon_sha256": "0f9657ccc73fe80690d9593e1d31f92484b223609e1c54c955cd99f934111044"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9409008",
    "kind": "arxiv",
    "version": 2
  }
}