Pith Number

pith:HRMMVVBV

pith:2022:HRMMVVBVC4Z5Z6FHLZWTGE6UHY

not attested not anchored not stored refs pending

Determining the gravity potential with the CVSTT technique using two hydrogen clocks

Chenghui Cai, Kuangchao Wu, Wen-Bin Shen, Xiao Sun, Ziyu Shen

arxiv:2201.06287 v1 · 2022-01-17 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HRMMVVBVC4Z5Z6FHLZWTGE6UHY}

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	2026-07-05T03:48:56.796715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c58cad4351733dcf8a75e6d3313d43e37c9b1d6f4cf5008d00cac1b5e896fa6

Aliases

arxiv: 2201.06287 · arxiv_version: 2201.06287v1 · doi: 10.48550/arxiv.2201.06287 · pith_short_12: HRMMVVBVC4Z5 · pith_short_16: HRMMVVBVC4Z5Z6FH · pith_short_8: HRMMVVBV

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/HRMMVVBVC4Z5Z6FHLZWTGE6UHY \
  | 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: 3c58cad4351733dcf8a75e6d3313d43e37c9b1d6f4cf5008d00cac1b5e896fa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b74e0f9de99e977cc5d9e89b56557fca6f5b1bca6773080fe15c400a28910013",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2022-01-17T09:03:22Z",
    "title_canon_sha256": "f1aa49545283edee4a105d1f01f48169b50d7401036c3b3cfc5ba81a29f85888"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.06287",
    "kind": "arxiv",
    "version": 1
  }
}