Pith Number

pith:5AIRIGUW

pith:2020:5AIRIGUW3TVLDRDVQIXEENFUMP

not attested not anchored not stored refs pending

Determining geopotential difference via relativistic precise point positioning time comparison: A case study using simulated observations

An Ning, Chenghui Cai, Wei Xu, Wen-Bin Shen, Ziyu Shen

arxiv:2009.09244 v1 · 2020-09-19 · 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{5AIRIGUW3TVLDRDVQIXEENFUMP}

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	2026-07-05T01:36:35.707937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e811141a96dceab1c475822e4234b463e09e5ccc1d384633254dc9ff2dfe0d40

Aliases

arxiv: 2009.09244 · arxiv_version: 2009.09244v1 · doi: 10.48550/arxiv.2009.09244 · pith_short_12: 5AIRIGUW3TVL · pith_short_16: 5AIRIGUW3TVLDRDV · pith_short_8: 5AIRIGUW

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/5AIRIGUW3TVLDRDVQIXEENFUMP \
  | 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: e811141a96dceab1c475822e4234b463e09e5ccc1d384633254dc9ff2dfe0d40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59f81cb1cc78424a5454b0f391015de946f47c531258b1c8f8e6b29319062264",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2020-09-19T14:46:43Z",
    "title_canon_sha256": "e849aa3534f5ad7b51633840a2165f940774ba1287b1ce9d2f38e5e279166265"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.09244",
    "kind": "arxiv",
    "version": 1
  }
}