Pith Number

pith:V3PDBF67

pith:1997:V3PDBF67D35N7MDADFYATBLGY2

not attested not anchored not stored refs pending

Hawking radiation without black hole entropy

Matt Visser (Washington University)

arxiv:gr-qc/9712016 v1 · 1997-12-02 · 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{V3PDBF67D35N7MDADFYATBLGY2}

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

1 paper in Pith

Analog model for Euclidean wormholes: Bose-Einstein condensate with dirty surfaces

Receipt and verification

First computed	2026-07-04T16:04:41.545391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aede3097df1efadfb0601970098566c6bd0cdfc251109aa36bbb1663b6b7bff2

Aliases

arxiv: gr-qc/9712016 · arxiv_version: gr-qc/9712016v1 · doi: 10.48550/arxiv.gr-qc/9712016 · pith_short_12: V3PDBF67D35N · pith_short_16: V3PDBF67D35N7MDA · pith_short_8: V3PDBF67

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/V3PDBF67D35N7MDADFYATBLGY2 \
  | 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: aede3097df1efadfb0601970098566c6bd0cdfc251109aa36bbb1663b6b7bff2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5f000a0690fe85d5c5fefb551da2034b3e9e5b2e202d3ab0d0e21e19a2e5c3e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-12-02T23:35:39Z",
    "title_canon_sha256": "b49fbc045d46653176bd7e149b3007c2aee8a37aae306671e3d0740b3d085c1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9712016",
    "kind": "arxiv",
    "version": 1
  }
}