Pith Number

pith:B43GKCEQ

pith:2015:B43GKCEQKF5PU4JQT2Q77XL6PS

not attested not anchored not stored refs pending

The Second Post-Newtonian Light Propagation and Its Astrometric Measurement in the Solar System

Xue-Mei Deng

arxiv:1504.04084 v2 · 2015-04-16 · 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{B43GKCEQKF5PU4JQT2Q77XL6PS}

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	2026-05-18T02:03:47.988614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f36650890517afa71309ea1ffdd7e7c848448a66bd5e23d02af681770a88631

Aliases

arxiv: 1504.04084 · arxiv_version: 1504.04084v2 · doi: 10.48550/arxiv.1504.04084 · pith_short_12: B43GKCEQKF5P · pith_short_16: B43GKCEQKF5PU4JQ · pith_short_8: B43GKCEQ

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/B43GKCEQKF5PU4JQT2Q77XL6PS \
  | 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: 0f36650890517afa71309ea1ffdd7e7c848448a66bd5e23d02af681770a88631

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69d195c32022833857edc3d670993e3140106e4e90d84d063be1072b9e57fef8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-04-16T02:20:15Z",
    "title_canon_sha256": "baf6112c4b8af6daf4b1aa3150493cc08eb71749c1bb03f74e5731fc52a20968"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04084",
    "kind": "arxiv",
    "version": 2
  }
}