Pith Number

pith:SALG3Z4K

pith:2011:SALG3Z4KPNBOFAVYTKCXCC6YHU

not attested not anchored not stored refs pending

Observable Quantities in Weyl Gravity

Mohammad Reza Tanhayi, Mohammad Vahid Takook, Mohsen Fathi

arxiv:1108.6157 v1 · 2011-08-31 · 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{SALG3Z4KPNBOFAVYTKCXCC6YHU}

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	2026-05-18T02:00:44.161652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90166de78a7b42e282b89a85710bd83d39211fccc8270b6aacbf350b38bf9bc1

Aliases

arxiv: 1108.6157 · arxiv_version: 1108.6157v1 · doi: 10.48550/arxiv.1108.6157 · pith_short_12: SALG3Z4KPNBO · pith_short_16: SALG3Z4KPNBOFAVY · pith_short_8: SALG3Z4K

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/SALG3Z4KPNBOFAVYTKCXCC6YHU \
  | 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: 90166de78a7b42e282b89a85710bd83d39211fccc8270b6aacbf350b38bf9bc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9605f7ef04d56e8d285ded03bf167334575c33c6346eb827c623ffe22dbba9ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-08-31T08:34:22Z",
    "title_canon_sha256": "bca9cbf44f5d7c5f121f33a6ba34b1b4ac53476c800c72dc0f559345c47c6411"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.6157",
    "kind": "arxiv",
    "version": 1
  }
}