Pith Number

pith:YYZXXHXK

pith:2018:YYZXXHXKFJWD3O7GHSIQ75LKKB

not attested not anchored not stored refs pending

Contracted Bianchi Identity and Angle Relation on n-dimensional Simplicial Complex of Regge Calculus

Freddy P. Zen, Seramika Ariwahjoedi

arxiv:1807.11420 v1 · 2018-07-30 · gr-qc · 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{YYZXXHXKFJWD3O7GHSIQ75LKKB}

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	2026-05-18T00:08:53.628167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6337b9eea2a6c3dbbe63c910ff56a506a3a4d59298e5fb1226d647e556120ca

Aliases

arxiv: 1807.11420 · arxiv_version: 1807.11420v1 · doi: 10.48550/arxiv.1807.11420 · pith_short_12: YYZXXHXKFJWD · pith_short_16: YYZXXHXKFJWD3O7G · pith_short_8: YYZXXHXK

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/YYZXXHXKFJWD3O7GHSIQ75LKKB \
  | 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: c6337b9eea2a6c3dbbe63c910ff56a506a3a4d59298e5fb1226d647e556120ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "422ef830acdcd157bcb07280cdeb6a0b402445c78f7b6fe3d84f5e44d5aa13b1",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-07-30T16:19:24Z",
    "title_canon_sha256": "51e71e27ab106fbfe90f104b95d1a67ee08692a1fc8ea43331aa3344bb9fdbaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11420",
    "kind": "arxiv",
    "version": 1
  }
}