Pith Number

pith:PTMOBZTG

pith:2013:PTMOBZTGU6BSAWVBQWHIWAK56I

not attested not anchored not stored refs pending

Spacecraft Doppler tracking with possible violations of LLI and LPI: a theoretical modeling

Xue-Mei Deng, Yi Xie

arxiv:1312.0725 v1 · 2013-12-03 · 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{PTMOBZTGU6BSAWVBQWHIWAK56I}

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	2026-05-18T02:57:07.997893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cd8e0e666a783205aa1858e8b015df22e045fdd7ef9ef8593651fa830a79d00

Aliases

arxiv: 1312.0725 · arxiv_version: 1312.0725v1 · doi: 10.48550/arxiv.1312.0725 · pith_short_12: PTMOBZTGU6BS · pith_short_16: PTMOBZTGU6BSAWVB · pith_short_8: PTMOBZTG

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/PTMOBZTGU6BSAWVBQWHIWAK56I \
  | 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: 7cd8e0e666a783205aa1858e8b015df22e045fdd7ef9ef8593651fa830a79d00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b940fa2cb395ffe273b1d47ba396a2e73951cd591835acce28452de9d1385a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-12-03T08:11:31Z",
    "title_canon_sha256": "37589697cc3375f2bb58311e6bbbe433d92d63f7715fcfa3061034e9dcca1c11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0725",
    "kind": "arxiv",
    "version": 1
  }
}