Pith Number

pith:M4M3J67O

pith:2017:M4M3J67OUTHAX54DJX6IBRAMN5

not attested not anchored not stored refs pending

Generic absence of strong singularities in loop quantum Bianchi-IX spacetimes

Parampreet Singh, Sahil Saini

arxiv:1712.09474 v1 · 2017-12-27 · 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{M4M3J67OUTHAX54DJX6IBRAMN5}

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	2026-05-18T00:21:20.819845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6719b4fbeea4ce0bf7834dfc80c40c6f63cada18dede797ce22b75c430e9647a

Aliases

arxiv: 1712.09474 · arxiv_version: 1712.09474v1 · doi: 10.48550/arxiv.1712.09474 · pith_short_12: M4M3J67OUTHA · pith_short_16: M4M3J67OUTHAX54D · pith_short_8: M4M3J67O

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/M4M3J67OUTHAX54DJX6IBRAMN5 \
  | 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: 6719b4fbeea4ce0bf7834dfc80c40c6f63cada18dede797ce22b75c430e9647a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ff046b41e6e69e0e1c9f180c6dc5b2ecbfb1eab9172492a0396066f0b96945e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-12-27T01:35:08Z",
    "title_canon_sha256": "acf70c022288b3509ef225bad8b05137aed79aa8083cc2fa695d43e23fcae301"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09474",
    "kind": "arxiv",
    "version": 1
  }
}