Pith Number

pith:YGB6HLCM

pith:2018:YGB6HLCM545XA6NGXT7OJBFEOS

not attested not anchored not stored refs pending

ESPRESSO's Early Commissioning Results and Performance Related to Tests of Fundamental Constant Stability

A. C. O. Leite, C. J. A. P. Martins, C. S. Alves, P. Molaro, S. Monai, T. A. Silva, the ESPRESSO Science Team

arxiv:1812.06796 v1 · 2018-12-14 · astro-ph.IM · gr-qc · hep-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YGB6HLCM545XA6NGXT7OJBFEOS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:54:38.925739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c183e3ac4cef3b7079a6bcfee484a474a8fd6fd2cd2c9cea115eea34bb16d975

Aliases

arxiv: 1812.06796 · arxiv_version: 1812.06796v1 · doi: 10.48550/arxiv.1812.06796 · pith_short_12: YGB6HLCM545X · pith_short_16: YGB6HLCM545XA6NG · pith_short_8: YGB6HLCM

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/YGB6HLCM545XA6NGXT7OJBFEOS \
  | 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: c183e3ac4cef3b7079a6bcfee484a474a8fd6fd2cd2c9cea115eea34bb16d975

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "125b053452e868b2386927ff6134aab789faabb83c4e9ef4883ebba5e9ded60a",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-12-14T11:20:24Z",
    "title_canon_sha256": "55d8f685f7cc3bc47534ae8fa65f5beee0af33ae417fcad37f4c5458d90a5aaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06796",
    "kind": "arxiv",
    "version": 1
  }
}