Pith Number

pith:36R5IO6K

pith:2026:36R5IO6KIB4PFD7BKBCQF6QBFN

not attested not anchored not stored refs pending

Black string immersed in perfect fluid dark matter

L. C. N. Santos, L. G. Barbosa

arxiv:2605.26198 v1 · 2026-05-25 · 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{36R5IO6KIB4PFD7BKBCQF6QBFN}

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	2026-05-27T00:04:28.473269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfa3d43bca4078f28fe1504502fa012b60b86ffea5e1f75a0ca5899fd17ccb2d

Aliases

arxiv: 2605.26198 · arxiv_version: 2605.26198v1 · doi: 10.48550/arxiv.2605.26198 · pith_short_12: 36R5IO6KIB4P · pith_short_16: 36R5IO6KIB4PFD7B · pith_short_8: 36R5IO6K

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/36R5IO6KIB4PFD7BKBCQF6QBFN \
  | 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: dfa3d43bca4078f28fe1504502fa012b60b86ffea5e1f75a0ca5899fd17ccb2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78bfcbc9931d1bf8149f100b00e7a0dfc2a65fc31ff11490b7c18172c506d3a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-25T17:03:53Z",
    "title_canon_sha256": "252f46f365ef82ae0932570528f1e834443b68ee166fa930d111fd9c1e4ea893"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26198",
    "kind": "arxiv",
    "version": 1
  }
}