Pith Number

pith:Z6J45SJM

pith:1993:Z6J45SJMTMUTHSVXPB4U4PWWQX

not attested not anchored not stored refs pending

On the Distributional Nature of the Energy Momentum Tensor of a Black Hole or What Curves the Schwarzschild Geometry ?

Herbert Balasin, Herbert Nachbagauer

arxiv:gr-qc/9305009 v1 · 1993-05-10 · 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{Z6J45SJMTMUTHSVXPB4U4PWWQX}

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

Analytic models for gravitational collapse

Receipt and verification

First computed	2026-07-04T15:55:38.451839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf93cec92c9b2933cab778794e3ed685f83afbd3d5c7c888d3f296fc9054f017

Aliases

arxiv: gr-qc/9305009 · arxiv_version: gr-qc/9305009v1 · doi: 10.48550/arxiv.gr-qc/9305009 · pith_short_12: Z6J45SJMTMUT · pith_short_16: Z6J45SJMTMUTHSVX · pith_short_8: Z6J45SJM

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/Z6J45SJMTMUTHSVXPB4U4PWWQX \
  | 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: cf93cec92c9b2933cab778794e3ed685f83afbd3d5c7c888d3f296fc9054f017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e271c57dcb182bc3b71c84b520617ef0493341c4bcc4cc4381cb234a614f76ee",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1993-05-10T12:43:12Z",
    "title_canon_sha256": "729b997ab5ca8e63292ac4765d3828e5bd05c320e808990e7c411ba6cde2413f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9305009",
    "kind": "arxiv",
    "version": 1
  }
}