Pith Number

pith:7IVKSZ3T

pith:2026:7IVKSZ3TLSG2Q4WLEEEZL3T6ZK

not attested not anchored not stored refs pending

Avoiding recollapse in an open-AdS universe via a self-tuning-like mechanism

Shuxun Tian, Yupeng Zhang, Zhengxiang Li

arxiv:2603.27673 v3 · 2026-03-29 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IVKSZ3TLSG2Q4WLEEEZL3T6ZK}

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	2026-07-31T01:10:47.060614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

fa2aa967735c8da872cb210995ee7eca82682bfcf1f82dee4fb692570a38fed0

Aliases

arxiv: 2603.27673 · arxiv_version: 2603.27673v3 · doi: 10.48550/arxiv.2603.27673 · pith_short_12: 7IVKSZ3TLSG2 · pith_short_16: 7IVKSZ3TLSG2Q4WL · pith_short_8: 7IVKSZ3T

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/7IVKSZ3TLSG2Q4WLEEEZL3T6ZK \
  | 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: fa2aa967735c8da872cb210995ee7eca82682bfcf1f82dee4fb692570a38fed0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4716647b8e6f21b5a7a363cc18398b5e63b2643646d2e3b8080b063702f453b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-03-29T12:47:12Z",
    "title_canon_sha256": "f2b6cd0d79bfbb1791870e2e0dfb5ef8d810e326bb397f7079533d570e17b5fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.27673",
    "kind": "arxiv",
    "version": 3
  }
}