Pith Number

pith:O3SXPDKE

pith:2026:O3SXPDKEPH4TJI6GITFFB2XY2U

not attested not anchored not stored refs pending

Ultracompact Anisotropic Stars and Gravastars in General Relativity

Nora Bret\'on, Prajwal Hassan Puttasiddappa, Santiago Esteban Perez Bergliaffa

arxiv:2608.10991 v1 · 2026-08-11 · 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{O3SXPDKEPH4TJI6GITFFB2XY2U}

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	2026-08-12T01:23:58.297354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76e5778d4479f934a3c644ca50eaf8d51282aa0d00011de4e3b4885520a497df

Aliases

arxiv: 2608.10991 · arxiv_version: 2608.10991v1 · doi: 10.48550/arxiv.2608.10991 · pith_short_12: O3SXPDKEPH4T · pith_short_16: O3SXPDKEPH4TJI6G · pith_short_8: O3SXPDKE

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/O3SXPDKEPH4TJI6GITFFB2XY2U \
  | 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: 76e5778d4479f934a3c644ca50eaf8d51282aa0d00011de4e3b4885520a497df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd894edee9123bd0d2ae04edf6479ae400734b2192fb9c723d8e529f22024816",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-08-11T14:45:09Z",
    "title_canon_sha256": "20d3fafb79f96050cdadb04ce015aebfd58a55d2484a372eef2baf544cca0b06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.10991",
    "kind": "arxiv",
    "version": 1
  }
}