Pith Number

pith:F7RA3HEN

pith:2016:F7RA3HENKKTDZPKSPASIOTYUH7

not attested not anchored not stored refs pending

Deep space experiment to measure $G$

Claus L\"ammerzahl, Gerald Schubert, John D. Anderson, Michael R. Feldman, Sergei Kopeikin, Virginia Trimble

arxiv:1605.02126 v1 · 2016-05-07 · 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{F7RA3HENKKTDZPKSPASIOTYUH7}

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	2026-05-18T01:14:38.241108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fe20d9c8d52a63cbd527824874f143fe56f36e7ebabfe3a356b65dd743f791d

Aliases

arxiv: 1605.02126 · arxiv_version: 1605.02126v1 · doi: 10.48550/arxiv.1605.02126 · pith_short_12: F7RA3HENKKTD · pith_short_16: F7RA3HENKKTDZPKS · pith_short_8: F7RA3HEN

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/F7RA3HENKKTDZPKSPASIOTYUH7 \
  | 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: 2fe20d9c8d52a63cbd527824874f143fe56f36e7ebabfe3a356b65dd743f791d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e4d32c5b30d11af77e7e392724cde692eb8d150debe6d3c9eb62b5e679042a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-05-07T01:14:06Z",
    "title_canon_sha256": "5f3131f4abdb25c31332be681aeb061ebc15436d9d2edb4de9568a73cdc44d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02126",
    "kind": "arxiv",
    "version": 1
  }
}