Pith Number

pith:R4W3AFWX

pith:2007:R4W3AFWXANVD73PZCMEDZT7GJG

not attested not anchored not stored refs pending

Possible Measurable Effects of Dark Energy in Rotating Superconductors

Christian Beck, Clovis Jacinto de Matos

arxiv:0707.1797 v1 · 2007-07-12 · gr-qc · astro-ph · cond-mat.supr-con · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4W3AFWXANVD73PZCMEDZT7GJG}

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	2026-05-18T02:16:29.426637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f2db016d7036a3fedf913083ccfe6499abe571a651c0e51fbc6a7d7d2547fe4

Aliases

arxiv: 0707.1797 · arxiv_version: 0707.1797v1 · doi: 10.48550/arxiv.0707.1797 · pith_short_12: R4W3AFWXANVD · pith_short_16: R4W3AFWXANVD73PZ · pith_short_8: R4W3AFWX

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/R4W3AFWXANVD73PZCMEDZT7GJG \
  | 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: 8f2db016d7036a3fedf913083ccfe6499abe571a651c0e51fbc6a7d7d2547fe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62e019be1b887f753417583f7793696a271838e5be2c7ee7a6f9c8afc971a9d0",
    "cross_cats_sorted": [
      "astro-ph",
      "cond-mat.supr-con",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-07-12T14:00:23Z",
    "title_canon_sha256": "cc889f4f4d61dc48c9076661d6f3d3e5be07cae6e33314693a7c780f1005b1d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.1797",
    "kind": "arxiv",
    "version": 1
  }
}