Pith Number

pith:P6UG6ZX4

pith:2018:P6UG6ZX4VCSGG35C2KVVS6SCL7

not attested not anchored not stored refs pending

Oscillating universe in massive bigravity

F. Darabi, M. Mousavi

arxiv:1810.13231 v2 · 2018-10-26 · 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{P6UG6ZX4VCSGG35C2KVVS6SCL7}

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	2026-05-17T23:46:09.418630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fa86f66fca8a4636fa2d2ab597a425ff1735acde733b6272579a07213bfe37e

Aliases

arxiv: 1810.13231 · arxiv_version: 1810.13231v2 · doi: 10.48550/arxiv.1810.13231 · pith_short_12: P6UG6ZX4VCSG · pith_short_16: P6UG6ZX4VCSGG35C · pith_short_8: P6UG6ZX4

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/P6UG6ZX4VCSGG35C2KVVS6SCL7 \
  | 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: 7fa86f66fca8a4636fa2d2ab597a425ff1735acde733b6272579a07213bfe37e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a4fd2b7335a353569f96f095d5bc65364349f1bd1828d6da5d62fc697c41bf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-10-26T15:22:51Z",
    "title_canon_sha256": "c010f3bfe559057d1cc33fd54b76357c7296d51b3b69fc0baf58dcd0be9f97e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.13231",
    "kind": "arxiv",
    "version": 2
  }
}