Pith Number

pith:3G7G2MGB

pith:2012:3G7G2MGB3NJNMMJSK4ZU4EOXKO

not attested not anchored not stored refs pending

Universe acceleration and fine structure constant variation in BSBM theory

A. Salehi, H. Farajollahi

arxiv:1202.0069 v1 · 2012-02-01 · 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{3G7G2MGB3NJNMMJSK4ZU4EOXKO}

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	2026-05-18T01:58:37.166661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9be6d30c1db52d6313257334e11d753bac61e0260e9d6012ccdbcc2d32f5b8a

Aliases

arxiv: 1202.0069 · arxiv_version: 1202.0069v1 · doi: 10.48550/arxiv.1202.0069 · pith_short_12: 3G7G2MGB3NJN · pith_short_16: 3G7G2MGB3NJNMMJS · pith_short_8: 3G7G2MGB

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/3G7G2MGB3NJNMMJSK4ZU4EOXKO \
  | 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: d9be6d30c1db52d6313257334e11d753bac61e0260e9d6012ccdbcc2d32f5b8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d73fa42c9b8f3b4eeaf71628ab5d8044c1d7120e731bb9db5d9be8f60b07d7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-02-01T01:06:08Z",
    "title_canon_sha256": "2447ce8324114194e3765157767419aae64d13b8f9264ed48ea2303bfc37756a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0069",
    "kind": "arxiv",
    "version": 1
  }
}