Pith Number

pith:UQ6H5AJD

pith:2026:UQ6H5AJDXS2XNFKYD67NMB6TGZ

not attested not anchored not stored refs pending

Masking Black Hole Spin with a Modified Chaplygin Gas Envelope: Radiative Degeneracies from a Phenomenological Three-Region Spacetime

Sandip Dutta

arxiv:2608.04438 v1 · 2026-08-05 · 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{UQ6H5AJDXS2XNFKYD67NMB6TGZ}

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	2026-08-06T01:35:26.334458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a43c7e8123bcb57695581fbed607d336776707faf6e8ef4ed44eaab44e70d805

Aliases

arxiv: 2608.04438 · arxiv_version: 2608.04438v1 · doi: 10.48550/arxiv.2608.04438 · pith_short_12: UQ6H5AJDXS2X · pith_short_16: UQ6H5AJDXS2XNFKY · pith_short_8: UQ6H5AJD

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/UQ6H5AJDXS2XNFKYD67NMB6TGZ \
  | 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: a43c7e8123bcb57695581fbed607d336776707faf6e8ef4ed44eaab44e70d805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5ce20d2636f350152b616b6ad15604528a955765e0ce0151de17e8f17c60657",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-08-05T04:28:05Z",
    "title_canon_sha256": "c715bf1db6985a92fe91ca084e5bbee7318b137209411e4cb85ce8f10d2be1f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04438",
    "kind": "arxiv",
    "version": 1
  }
}