Pith Number

pith:A5LMK3JM

pith:2012:A5LMK3JMFR3OPPPYSVU4TNWQH7

not attested not anchored not stored refs pending

Stochastic background of relic gravitons in a bouncing quantum cosmological model

Beatriz B. Siffert, Dennis Bessada, Nelson Pinto-Neto, Oswaldo D. Miranda

arxiv:1207.5863 v2 · 2012-07-25 · gr-qc · 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{A5LMK3JMFR3OPPPYSVU4TNWQH7}

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	2026-05-18T01:56:08.025857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0756c56d2c2c76e7bdf89569c9b6d03fc89c172dcca14c677f31bd1b39049039

Aliases

arxiv: 1207.5863 · arxiv_version: 1207.5863v2 · doi: 10.48550/arxiv.1207.5863 · pith_short_12: A5LMK3JMFR3O · pith_short_16: A5LMK3JMFR3OPPPY · pith_short_8: A5LMK3JM

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/A5LMK3JMFR3OPPPYSVU4TNWQH7 \
  | 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: 0756c56d2c2c76e7bdf89569c9b6d03fc89c172dcca14c677f31bd1b39049039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4a9b98e681c488c7793a6cb3abc27c01e7726840e70ee0e12635def4cd6aa76",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-07-25T01:17:05Z",
    "title_canon_sha256": "c2c8b9e0973ff3d91962c270b06162a6e143b79748f3f933c9d0b4e12b4f3cc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5863",
    "kind": "arxiv",
    "version": 2
  }
}