Pith Number

pith:2QW7PKB3

pith:2013:2QW7PKB33T7I5CSJYFL6SQPLDO

not attested not anchored not stored refs pending

A quantum gravitational inflationary scenario in Bianchi-I spacetime

Brajesh Gupt, Parampreet Singh

arxiv:1304.7686 v2 · 2013-04-29 · 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{2QW7PKB33T7I5CSJYFL6SQPLDO}

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	2026-05-18T03:18:51.198979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d42df7a83bdcfe8e8a49c157e941eb1ba3f0e3f092bdeaa7fe7ba3705805903b

Aliases

arxiv: 1304.7686 · arxiv_version: 1304.7686v2 · doi: 10.48550/arxiv.1304.7686 · pith_short_12: 2QW7PKB33T7I · pith_short_16: 2QW7PKB33T7I5CSJ · pith_short_8: 2QW7PKB3

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/2QW7PKB33T7I5CSJYFL6SQPLDO \
  | 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: d42df7a83bdcfe8e8a49c157e941eb1ba3f0e3f092bdeaa7fe7ba3705805903b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3ec9ecd54ed1b372e70a17297a610335f497a447875ef7847b57044df77a5ff",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-04-29T15:31:45Z",
    "title_canon_sha256": "589779f720c8871b7961e384bf5ebb1f6bc2c55c87f97e106209b6cd8b921334"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7686",
    "kind": "arxiv",
    "version": 2
  }
}