Pith Number

pith:UY4FQDIX

pith:2011:UY4FQDIXKOJOAUCR6C2NM3NBTH

not attested not anchored not stored refs pending

Astrodynamical Space Test of Relativity using Optical Devices I (ASTROD I) - A class-M fundamental physics mission proposal for Cosmic Vision 2015-2025: 2010 Update

Achim Peters, Alexander F. Zakharov, An-Ming Wu, Benny Rievers, Bernard Foulon, Catia Grimani, Claus Braxmaier, Claus L\"ammerzahl, Diana Shaul, Drazen Svehla, Ertan G\"okl\"u, \'Etienne Samain, Gang Wang, Hanns Selig, Hansj\"org Dittus, Jian Guo, Pierre Touboul, Sven Herrmann, Wei-Tou Ni

arxiv:1104.0060 v1 · 2011-04-01 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UY4FQDIXKOJOAUCR6C2NM3NBTH}

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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.

Cited by

1 paper in Pith

The Confrontation between General Relativity and Experiment

Receipt and verification

First computed	2026-05-18T03:42:32.358344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a638580d175392e05051f0b4d66da199c1a6698c75898e94fa465feab8aa4c41

Aliases

arxiv: 1104.0060 · arxiv_version: 1104.0060v1 · doi: 10.48550/arxiv.1104.0060 · pith_short_12: UY4FQDIXKOJO · pith_short_16: UY4FQDIXKOJOAUCR · pith_short_8: UY4FQDIX

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/UY4FQDIXKOJOAUCR6C2NM3NBTH \
  | 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: a638580d175392e05051f0b4d66da199c1a6698c75898e94fa465feab8aa4c41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9121c76a4a2ce08a8b1532b2d8b0167ce9e04a7760d45687a3d6c67c8dcdef8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-04-01T01:34:35Z",
    "title_canon_sha256": "712404103912480110a9612b1d8c5b0b4f39ac50b4a71bdf9795cdd05f39afd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0060",
    "kind": "arxiv",
    "version": 1
  }
}