Pith Number

pith:2GYLAJWU

pith:2009:2GYLAJWUJT2RRXYL5SD6SGYFP5

not attested not anchored not stored refs pending

How to estimate the differential acceleration in a two-species atom interferometer to test the equivalence principle

Arnaud Landragin (SYRTE), Gael Varoquaux (LCFIO), Patrick Cheinet (LCFIO), Philippe Bouyer (LCFIO), R\'emi Geiger (LCFIO), Robert A. Nyman (LCFIO)

arxiv:0910.2412 v1 · 2009-10-13 · physics.atom-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{2GYLAJWUJT2RRXYL5SD6SGYFP5}

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	2026-05-18T03:23:57.280998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1b0b026d44cf518df0bec87e91b057f629d3e126d8999c7e7006871e1186501

Aliases

arxiv: 0910.2412 · arxiv_version: 0910.2412v1 · doi: 10.48550/arxiv.0910.2412 · pith_short_12: 2GYLAJWUJT2R · pith_short_16: 2GYLAJWUJT2RRXYL · pith_short_8: 2GYLAJWU

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/2GYLAJWUJT2RRXYL5SD6SGYFP5 \
  | 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: d1b0b026d44cf518df0bec87e91b057f629d3e126d8999c7e7006871e1186501

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03df41009f604757f2a522c9413e7502e288b774e488109a5e37b59a1aed0d16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-10-13T15:09:01Z",
    "title_canon_sha256": "652e0d3a2470205912324ad8172323fa5a66cad86e50873892d2e2df198f50f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2412",
    "kind": "arxiv",
    "version": 1
  }
}