Pith Number

pith:VU7RLMA7

pith:2007:VU7RLMA7ZJBT3LUJVHHC5ZDUWG

not attested not anchored not stored refs pending

Strange stars and the cosmological constant problem

Cosimo Bambi

arxiv:0704.2126 v2 · 2007-04-17 · hep-ph · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VU7RLMA7ZJBT3LUJVHHC5ZDUWG}

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	2026-05-18T02:35:31.260508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad3f15b01fca433dae89a9ce2ee474b19ee9c2c18b2eb08772d3ce69ccb7eeb7

Aliases

arxiv: 0704.2126 · arxiv_version: 0704.2126v2 · doi: 10.48550/arxiv.0704.2126 · pith_short_12: VU7RLMA7ZJBT · pith_short_16: VU7RLMA7ZJBT3LUJ · pith_short_8: VU7RLMA7

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/VU7RLMA7ZJBT3LUJVHHC5ZDUWG \
  | 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: ad3f15b01fca433dae89a9ce2ee474b19ee9c2c18b2eb08772d3ce69ccb7eeb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9087c047866dd8ca3746b36838e075c033de3a2d233b3f675e7abc92690ed828",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2007-04-17T09:39:37Z",
    "title_canon_sha256": "c07a0c7484ffb5350b7c168e8d190217b9aefdd2b7e3f5e0578d3db2f3b162a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.2126",
    "kind": "arxiv",
    "version": 2
  }
}