Pith Number

pith:X5I7ACS3

pith:2017:X5I7ACS3STXBRY4HPLOOHZRCWN

not attested not anchored not stored refs pending

Normal gravity field in relativistic geodesy

China), Igor Yu. Vlasov (Moscow State University, Russia), Sergei M. Kopeikin (University of Missouri, USA), Wen-Biao Han (Shanghai Astronomical Observatory

arxiv:1708.09456 v2 · 2017-08-30 · gr-qc · 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{X5I7ACS3STXBRY4HPLOOHZRCWN}

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	2026-05-18T00:21:54.708611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf51f00a5b94ee18e3877adce3e622b36a746144563aab906acb62cac7030796

Aliases

arxiv: 1708.09456 · arxiv_version: 1708.09456v2 · doi: 10.48550/arxiv.1708.09456 · pith_short_12: X5I7ACS3STXB · pith_short_16: X5I7ACS3STXBRY4H · pith_short_8: X5I7ACS3

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/X5I7ACS3STXBRY4HPLOOHZRCWN \
  | 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: bf51f00a5b94ee18e3877adce3e622b36a746144563aab906acb62cac7030796

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "289da3a5b1634d4e50167a5a67e4cd825c7083d757bf21042bbb75dc96960709",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-08-30T20:25:16Z",
    "title_canon_sha256": "707cb19ad46d9fb6093d537ad3745e7b7d1ae6b352955348a9681ab8646b7dd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09456",
    "kind": "arxiv",
    "version": 2
  }
}