Pith Number

pith:JRE3NEI2

pith:2026:JRE3NEI2LAXCB3EJXLB47MNFBG

not attested not anchored not stored refs pending

Regular Black Holes from Anisotropic Source with Hydrodynamic Equation of State

Hassan Firouzjahi

arxiv:2606.20109 v1 · 2026-06-18 · 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{JRE3NEI2LAXCB3EJXLB47MNFBG}

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	2026-06-19T16:13:03.084909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c49b6911a582e20ec89bac3cfb1a50999cadbd542b962ee235e044f59937bb5

Aliases

arxiv: 2606.20109 · arxiv_version: 2606.20109v1 · doi: 10.48550/arxiv.2606.20109 · pith_short_12: JRE3NEI2LAXC · pith_short_16: JRE3NEI2LAXCB3EJ · pith_short_8: JRE3NEI2

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/JRE3NEI2LAXCB3EJXLB47MNFBG \
  | 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: 4c49b6911a582e20ec89bac3cfb1a50999cadbd542b962ee235e044f59937bb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef9705dba29e3aa3a3f0a8e4d5eda789d17a1702aa79724b87fe0beb66df2018",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-06-18T11:33:41Z",
    "title_canon_sha256": "63c0f170918b463805efc0a4e952d558cccc8cd90c9d3a817df0ea43c6c48a45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20109",
    "kind": "arxiv",
    "version": 1
  }
}