Pith Number

pith:HR3EFGCH

pith:2017:HR3EFGCHARHE7K46NWRUL57AYL

not attested not anchored not stored refs pending

Constraining f(R) gravity in solar system, cosmology and binary pulsar systems

Tan Liu, Wen Zhao, Xing Zhang

arxiv:1711.08991 v3 · 2017-11-24 · 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{HR3EFGCHARHE7K46NWRUL57AYL}

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	2026-05-18T00:26:49.013785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c76429847044e4fab9e6da345f7e0c2ee2e81a430d6c8c8b8092e6d93aa48c5

Aliases

arxiv: 1711.08991 · arxiv_version: 1711.08991v3 · doi: 10.48550/arxiv.1711.08991 · pith_short_12: HR3EFGCHARHE · pith_short_16: HR3EFGCHARHE7K46 · pith_short_8: HR3EFGCH

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/HR3EFGCHARHE7K46NWRUL57AYL \
  | 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: 3c76429847044e4fab9e6da345f7e0c2ee2e81a430d6c8c8b8092e6d93aa48c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "254bb4fdccdc8f87c06fc3e7a72be403e23597b5f2532a762918165b5923c7f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-11-24T14:39:51Z",
    "title_canon_sha256": "b517d833f7f7e71ea81d2fd87c2ebe84574b2d4fe79f09aea463070af1a231df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08991",
    "kind": "arxiv",
    "version": 3
  }
}