Pith Number

pith:K7TT2AM3

pith:2015:K7TT2AM3I53TAJ7VHI6X7BZD2F

not attested not anchored not stored refs pending

Testing quantum physics in space using high-mass matter-wave interferometry

Rainer Kaltenbaek

arxiv:1508.07796 v1 · 2015-08-31 · quant-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{K7TT2AM3I53TAJ7VHI6X7BZD2F}

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	2026-05-18T01:19:15.957975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57e73d019b47773027f53a3d7f8723d14d432e997f22c015eaa3cc7662b9cfab

Aliases

arxiv: 1508.07796 · arxiv_version: 1508.07796v1 · doi: 10.48550/arxiv.1508.07796 · pith_short_12: K7TT2AM3I53T · pith_short_16: K7TT2AM3I53TAJ7V · pith_short_8: K7TT2AM3

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/K7TT2AM3I53TAJ7VHI6X7BZD2F \
  | 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: 57e73d019b47773027f53a3d7f8723d14d432e997f22c015eaa3cc7662b9cfab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2669ae93edaa6b7eb0057369906331184e9a5a08bb55a68b47d0e9336e426312",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-08-31T12:41:01Z",
    "title_canon_sha256": "83da25f9577eb79f31f9e5e8ed125d0987b6e6baff32e9eaa68077a28a925b7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07796",
    "kind": "arxiv",
    "version": 1
  }
}